1 |
two-sum |
Python3 |
π |
Easy |
2 |
add-two-numbers |
Python3 |
π |
Medium |
3 |
longest-substring-without-repeating-characters |
Python3 |
π |
Medium |
4 |
median-of-two-sorted-arrays |
Python3 |
|
Hard |
5 |
longest-palindromic-substring |
Python3 |
π |
Medium |
6 |
zigzag-conversion |
Python3 |
π |
Medium |
7 |
reverse-integer |
Python3 |
π |
Medium |
8 |
string-to-integer-atoi |
Python3 |
π |
Medium |
9 |
palindrome-number |
Python3 |
π |
Easy |
10 |
regular-expression-matching |
|
π |
Hard |
11 |
container-with-most-water |
Python3 |
π |
Medium |
12 |
integer-to-roman |
Python3 |
π |
Medium |
13 |
roman-to-integer |
Python3 |
π |
Easy |
14 |
longest-common-prefix |
Python3 |
π |
Easy |
15 |
3sum |
Python3 |
π |
Medium |
16 |
3sum-closest |
Python3 |
π |
Medium |
17 |
letter-combinations-of-a-phone-number |
|
π |
Medium |
18 |
4sum |
Python3 |
π |
Medium |
19 |
remove-nth-node-from-end-of-list |
Python3 |
π |
Medium |
20 |
valid-parentheses |
Python3 |
π |
Easy |
21 |
merge-two-sorted-lists |
Python3 |
π |
Easy |
22 |
generate-parentheses |
Python3 |
π |
Medium |
23 |
merge-k-sorted-lists |
Python3 |
π |
Hard |
24 |
swap-nodes-in-pairs |
Python3 |
π |
Medium |
25 |
reverse-nodes-in-k-group |
|
π |
Hard |
26 |
remove-duplicates-from-sorted-array |
Python3 |
π |
Easy |
27 |
remove-element |
Python3 |
π |
Easy |
28 |
find-the-index-of-the-first-occurrence-in-a-string |
Python3 |
π |
Medium |
29 |
divide-two-integers |
Python3 |
π |
Medium |
30 |
substring-with-concatenation-of-all-words |
|
π |
Hard |
31 |
next-permutation |
|
π |
Medium |
32 |
longest-valid-parentheses |
Python3 |
π |
Hard |
33 |
search-in-rotated-sorted-array |
Python3 |
π |
Medium |
34 |
find-first-and-last-position-of-element-in-sorted-array |
Python3 |
π |
Medium |
35 |
search-insert-position |
Python3 |
π |
Easy |
36 |
valid-sudoku |
Python3 |
π |
Medium |
37 |
sudoku-solver |
Python3 |
π |
Hard |
38 |
count-and-say |
Python3 |
π |
Medium |
39 |
combination-sum |
Python3 |
π |
Medium |
40 |
combination-sum-ii |
|
π |
Medium |
41 |
first-missing-positive |
|
π |
Hard |
42 |
trapping-rain-water |
|
π |
Hard |
43 |
multiply-strings |
|
π |
Medium |
44 |
wildcard-matching |
|
π |
Hard |
45 |
jump-game-ii |
|
π |
Medium |
46 |
permutations |
Python3 |
π |
Medium |
47 |
permutations-ii |
Python3 |
π |
Medium |
48 |
rotate-image |
Python3 |
π |
Medium |
49 |
group-anagrams |
Python3 |
π |
Medium |
50 |
powx-n |
|
π |
Medium |
51 |
n-queens |
|
π |
Hard |
52 |
n-queens-ii |
|
π |
Hard |
53 |
maximum-subarray |
Python3 |
π |
Medium |
54 |
spiral-matrix |
Python3 |
π |
Medium |
55 |
jump-game |
Python3 |
π |
Medium |
56 |
merge-intervals |
Python3 |
π |
Medium |
57 |
insert-interval |
|
π |
Medium |
58 |
length-of-last-word |
Python3 |
π |
Easy |
59 |
spiral-matrix-ii |
|
π |
Medium |
60 |
permutation-sequence |
|
π |
Hard |
61 |
rotate-list |
Python3 |
π |
Medium |
62 |
unique-paths |
Python3 |
π |
Medium |
63 |
unique-paths-ii |
|
π |
Medium |
64 |
minimum-path-sum |
|
π |
Medium |
65 |
valid-number |
|
π |
Hard |
66 |
plus-one |
Python3 |
π |
Easy |
67 |
add-binary |
Python3 |
π |
Easy |
68 |
text-justification |
|
|
Hard |
69 |
sqrtx |
Python3 |
π |
Easy |
70 |
climbing-stairs |
Python3 |
π |
Easy |
71 |
simplify-path |
Python3 |
π |
Medium |
72 |
edit-distance |
|
π |
Hard |
73 |
set-matrix-zeroes |
Python3 |
π |
Medium |
74 |
search-a-2d-matrix |
Python3 |
π |
Medium |
75 |
sort-colors |
Python3 |
π |
Medium |
76 |
minimum-window-substring |
Python3 |
π |
Hard |
77 |
combinations |
|
π |
Medium |
78 |
subsets |
Python3 |
π |
Medium |
79 |
word-search |
Python3 |
π |
Medium |
80 |
remove-duplicates-from-sorted-array-ii |
Python3 |
π |
Medium |
81 |
search-in-rotated-sorted-array-ii |
Python3 |
π |
Medium |
82 |
remove-duplicates-from-sorted-list-ii |
Python3 |
π |
Medium |
83 |
remove-duplicates-from-sorted-list |
Python3 |
π |
Easy |
84 |
largest-rectangle-in-histogram |
Python3 |
π |
Hard |
85 |
maximal-rectangle |
|
π |
Hard |
86 |
partition-list |
Python3 |
π |
Medium |
87 |
scramble-string |
|
|
Hard |
88 |
merge-sorted-array |
Python3 |
π |
Easy |
89 |
gray-code |
|
π |
Medium |
90 |
subsets-ii |
|
π |
Medium |
91 |
decode-ways |
Python3 |
π |
Medium |
92 |
reverse-linked-list-ii |
Python3 |
π |
Medium |
93 |
restore-ip-addresses |
|
π |
Medium |
94 |
binary-tree-inorder-traversal |
Python3 |
π |
Easy |
95 |
unique-binary-search-trees-ii |
|
π |
Medium |
96 |
unique-binary-search-trees |
Python3 |
π |
Medium |
97 |
interleaving-string |
|
π |
Medium |
98 |
validate-binary-search-tree |
Python3 |
π |
Medium |
99 |
recover-binary-search-tree |
|
π |
Medium |
100 |
same-tree |
Python3 |
π |
Easy |
101 |
symmetric-tree |
|
π |
Easy |
102 |
binary-tree-level-order-traversal |
Python3 |
π |
Medium |
103 |
binary-tree-zigzag-level-order-traversal |
|
π |
Medium |
104 |
maximum-depth-of-binary-tree |
Python3 |
π |
Easy |
105 |
construct-binary-tree-from-preorder-and-inorder-traversal |
Python3 |
π |
Medium |
106 |
construct-binary-tree-from-inorder-and-postorder-traversal |
|
π |
Medium |
107 |
binary-tree-level-order-traversal-ii |
Python3 |
π |
Medium |
108 |
convert-sorted-array-to-binary-search-tree |
Python3 |
π |
Easy |
109 |
convert-sorted-list-to-binary-search-tree |
|
π |
Medium |
110 |
balanced-binary-tree |
|
π |
Easy |
111 |
minimum-depth-of-binary-tree |
Python3 |
π |
Easy |
112 |
path-sum |
Python3 |
π |
Easy |
113 |
path-sum-ii |
|
π |
Medium |
114 |
flatten-binary-tree-to-linked-list |
|
π |
Medium |
115 |
distinct-subsequences |
Python3 |
π |
Hard |
116 |
populating-next-right-pointers-in-each-node |
|
π |
Medium |
117 |
populating-next-right-pointers-in-each-node-ii |
|
π |
Medium |
118 |
pascals-triangle |
Python3 |
π |
Easy |
119 |
pascals-triangle-ii |
|
π |
Easy |
120 |
triangle |
Python3 |
π |
Medium |
121 |
best-time-to-buy-and-sell-stock |
Python3 |
π |
Easy |
122 |
best-time-to-buy-and-sell-stock-ii |
Python3 |
π |
Medium |
123 |
best-time-to-buy-and-sell-stock-iii |
|
π |
Hard |
124 |
binary-tree-maximum-path-sum |
|
π |
Hard |
125 |
valid-palindrome |
|
π |
Easy |
126 |
word-ladder-ii |
|
π |
Hard |
127 |
word-ladder |
|
π |
Hard |
128 |
longest-consecutive-sequence |
|
π |
Medium |
129 |
sum-root-to-leaf-numbers |
Python3 |
π |
Medium |
130 |
surrounded-regions |
Python3 |
π |
Medium |
131 |
palindrome-partitioning |
|
π |
Medium |
132 |
palindrome-partitioning-ii |
|
π |
Hard |
133 |
clone-graph |
Python3 |
π |
Medium |
134 |
gas-station |
Python3 |
π |
Medium |
135 |
candy |
|
π |
Hard |
136 |
single-number |
Python3 |
π |
Easy |
137 |
single-number-ii |
Python3 |
π |
Medium |
138 |
copy-list-with-random-pointer |
Python3 |
π |
Medium |
139 |
word-break |
|
π |
Medium |
140 |
word-break-ii |
|
π |
Hard |
141 |
linked-list-cycle |
|
π |
Easy |
142 |
linked-list-cycle-ii |
|
π |
Medium |
143 |
reorder-list |
Python3 |
π |
Medium |
144 |
binary-tree-preorder-traversal |
Python3 |
π |
Easy |
145 |
binary-tree-postorder-traversal |
Python3 |
π |
Easy |
146 |
lru-cache |
|
π |
Medium |
147 |
insertion-sort-list |
|
π |
Medium |
148 |
sort-list |
|
π |
Medium |
149 |
max-points-on-a-line |
|
π |
Hard |
150 |
evaluate-reverse-polish-notation |
|
π |
Medium |
151 |
reverse-words-in-a-string |
Python3 |
π |
Medium |
152 |
maximum-product-subarray |
Python3 |
π |
Medium |
153 |
find-minimum-in-rotated-sorted-array |
|
π |
Medium |
154 |
find-minimum-in-rotated-sorted-array-ii |
Python3 |
π |
Hard |
155 |
min-stack |
Python3 |
π |
Medium |
156 |
binary-tree-upside-down |
π |
|
Medium |
157 |
read-n-characters-given-read4 |
π |
π |
Easy |
158 |
read-n-characters-given-read4-ii-call-multiple-times |
π |
|
Hard |
159 |
longest-substring-with-at-most-two-distinct-characters |
π |
π |
Medium |
160 |
intersection-of-two-linked-lists |
Python3 |
π |
Easy |
161 |
one-edit-distance |
π |
π |
Medium |
162 |
find-peak-element |
Python3 |
π |
Medium |
163 |
missing-ranges |
π |
π |
Easy |
164 |
maximum-gap |
|
π |
Hard |
165 |
compare-version-numbers |
|
π |
Medium |
166 |
fraction-to-recurring-decimal |
|
π |
Medium |
167 |
two-sum-ii-input-array-is-sorted |
Python3 |
π |
Medium |
168 |
excel-sheet-column-title |
|
|
Easy |
169 |
majority-element |
Python3 |
π |
Easy |
170 |
two-sum-iii-data-structure-design |
π |
π |
Easy |
171 |
excel-sheet-column-number |
|
π |
Easy |
172 |
factorial-trailing-zeroes |
|
π |
Medium |
173 |
binary-search-tree-iterator |
|
π |
Medium |
174 |
dungeon-game |
Python3 |
π |
Hard |
179 |
largest-number |
|
π |
Medium |
186 |
reverse-words-in-a-string-ii |
π |
π |
Medium |
187 |
repeated-dna-sequences |
Python3 |
π |
Medium |
188 |
best-time-to-buy-and-sell-stock-iv |
Python3 |
π |
Hard |
189 |
rotate-array |
Python3 |
π |
Medium |
190 |
reverse-bits |
|
π |
Easy |
191 |
number-of-1-bits |
Python3 |
π |
Easy |
198 |
house-robber |
Python3 |
π |
Medium |
199 |
binary-tree-right-side-view |
Python3 |
π |
Medium |
200 |
number-of-islands |
Python3 |
π |
Medium |
201 |
bitwise-and-of-numbers-range |
Python3 |
π |
Medium |
202 |
happy-number |
Python3 |
π |
Easy |
203 |
remove-linked-list-elements |
Python3 |
π |
Easy |
204 |
count-primes |
|
π |
Medium |
205 |
isomorphic-strings |
Python3 |
π |
Easy |
206 |
reverse-linked-list |
Python3 |
π |
Easy |
207 |
course-schedule |
|
π |
Medium |
208 |
implement-trie-prefix-tree |
Python3 |
π |
Medium |
209 |
minimum-size-subarray-sum |
|
π |
Medium |
210 |
course-schedule-ii |
|
π |
Medium |
211 |
design-add-and-search-words-data-structure |
Python3 |
π |
Medium |
212 |
word-search-ii |
Python3 |
π |
Hard |
213 |
house-robber-ii |
Python3 |
π |
Medium |
214 |
shortest-palindrome |
|
π |
Hard |
215 |
kth-largest-element-in-an-array |
Python3 |
π |
Medium |
216 |
combination-sum-iii |
|
π |
Medium |
217 |
contains-duplicate |
Python3 |
π |
Easy |
218 |
the-skyline-problem |
|
π |
Hard |
219 |
contains-duplicate-ii |
|
π |
Easy |
220 |
contains-duplicate-iii |
|
π |
Medium |
221 |
maximal-square |
Python3 |
π |
Medium |
222 |
count-complete-tree-nodes |
Python3 |
π |
Medium |
223 |
rectangle-area |
|
|
Medium |
224 |
basic-calculator |
|
π |
Hard |
225 |
implement-stack-using-queues |
|
π |
Easy |
226 |
invert-binary-tree |
Python3 |
π |
Easy |
227 |
basic-calculator-ii |
Python3 |
π |
Medium |
228 |
summary-ranges |
|
π |
Easy |
229 |
majority-element-ii |
|
π |
Medium |
230 |
kth-smallest-element-in-a-bst |
|
π |
Medium |
231 |
power-of-two |
Python3 |
π |
Easy |
232 |
implement-queue-using-stacks |
|
π |
Easy |
233 |
number-of-digit-one |
|
π |
Hard |
234 |
palindrome-linked-list |
Python3 |
π |
Easy |
235 |
lowest-common-ancestor-of-a-binary-search-tree |
Python3 |
π |
Easy |
236 |
lowest-common-ancestor-of-a-binary-tree |
Python3 |
π |
Medium |
237 |
delete-node-in-a-linked-list |
Python3 |
π |
Medium |
238 |
product-of-array-except-self |
Python3 |
π |
Medium |
239 |
sliding-window-maximum |
Python3 |
π |
Hard |
240 |
search-a-2d-matrix-ii |
Python3 |
π |
Medium |
241 |
different-ways-to-add-parentheses |
|
|
Medium |
242 |
valid-anagram |
Python3 |
π |
Easy |
243 |
shortest-word-distance |
π |
π |
Easy |
244 |
shortest-word-distance-ii |
π |
π |
Medium |
245 |
shortest-word-distance-iii |
π |
|
Medium |
246 |
strobogrammatic-number |
π |
π |
Easy |
247 |
strobogrammatic-number-ii |
π |
π |
Medium |
248 |
strobogrammatic-number-iii |
π |
|
Hard |
249 |
group-shifted-strings |
π |
π |
Medium |
250 |
count-univalue-subtrees |
π |
π |
Medium |
251 |
flatten-2d-vector |
π |
π |
Medium |
252 |
meeting-rooms |
π |
π |
Easy |
253 |
meeting-rooms-ii |
π |
π |
Medium |
254 |
factor-combinations |
π |
|
Medium |
255 |
verify-preorder-sequence-in-binary-search-tree |
π |
|
Medium |
256 |
paint-house |
π |
π |
Medium |
257 |
binary-tree-paths |
|
π |
Easy |
258 |
add-digits |
Python3 |
π |
Easy |
259 |
3sum-smaller |
π |
π |
Medium |
260 |
single-number-iii |
|
π |
Medium |
261 |
graph-valid-tree |
π |
π |
Medium |
263 |
ugly-number |
|
|
Easy |
264 |
ugly-number-ii |
|
π |
Medium |
265 |
paint-house-ii |
π |
π |
Hard |
266 |
palindrome-permutation |
π |
π |
Easy |
267 |
palindrome-permutation-ii |
π |
π |
Medium |
268 |
missing-number |
Python3 |
π |
Easy |
269 |
alien-dictionary |
π |
π |
Hard |
270 |
closest-binary-search-tree-value |
π |
π |
Easy |
271 |
encode-and-decode-strings |
π |
π |
Medium |
272 |
closest-binary-search-tree-value-ii |
π |
π |
Hard |
273 |
integer-to-english-words |
|
π |
Hard |
274 |
h-index |
|
π |
Medium |
275 |
h-index-ii |
|
π |
Medium |
276 |
paint-fence |
π |
π |
Medium |
277 |
find-the-celebrity |
π |
π |
Medium |
278 |
first-bad-version |
Python3 |
π |
Easy |
279 |
perfect-squares |
Python3 |
π |
Medium |
280 |
wiggle-sort |
π |
π |
Medium |
281 |
zigzag-iterator |
π |
π |
Medium |
282 |
expression-add-operators |
Python3 |
π |
Hard |
283 |
move-zeroes |
Python3 |
π |
Easy |
284 |
peeking-iterator |
|
π |
Medium |
285 |
inorder-successor-in-bst |
π |
π |
Medium |
286 |
walls-and-gates |
π |
π |
Medium |
287 |
find-the-duplicate-number |
Python3 |
π |
Medium |
288 |
unique-word-abbreviation |
π |
π |
Medium |
289 |
game-of-life |
|
π |
Medium |
290 |
word-pattern |
|
π |
Easy |
291 |
word-pattern-ii |
π |
|
Medium |
292 |
nim-game |
Python3 |
π |
Easy |
293 |
flip-game |
π |
|
Easy |
294 |
flip-game-ii |
π |
|
Medium |
295 |
find-median-from-data-stream |
Python3 |
π |
Hard |
296 |
best-meeting-point |
π |
π |
Hard |
297 |
serialize-and-deserialize-binary-tree |
|
π |
Hard |
298 |
binary-tree-longest-consecutive-sequence |
π |
π |
Medium |
299 |
bulls-and-cows |
|
π |
Medium |
300 |
longest-increasing-subsequence |
Python3 |
π |
Medium |
301 |
remove-invalid-parentheses |
|
π |
Hard |
302 |
smallest-rectangle-enclosing-black-pixels |
π |
π |
Hard |
303 |
range-sum-query-immutable |
|
π |
Easy |
304 |
range-sum-query-2d-immutable |
|
π |
Medium |
305 |
number-of-islands-ii |
π |
π |
Hard |
306 |
additive-number |
|
|
Medium |
307 |
range-sum-query-mutable |
Python3 |
π |
Medium |
308 |
range-sum-query-2d-mutable |
π |
π |
Hard |
309 |
best-time-to-buy-and-sell-stock-with-cooldown |
Python3 |
π |
Medium |
310 |
minimum-height-trees |
|
π |
Medium |
311 |
sparse-matrix-multiplication |
π |
π |
Medium |
312 |
burst-balloons |
|
π |
Hard |
313 |
super-ugly-number |
|
|
Medium |
314 |
binary-tree-vertical-order-traversal |
π |
π |
Medium |
315 |
count-of-smaller-numbers-after-self |
|
π |
Hard |
316 |
remove-duplicate-letters |
Python3 |
π |
Medium |
317 |
shortest-distance-from-all-buildings |
π |
π |
Hard |
318 |
maximum-product-of-word-lengths |
Python3 |
π |
Medium |
319 |
bulb-switcher |
|
|
Medium |
320 |
generalized-abbreviation |
π |
π |
Medium |
321 |
create-maximum-number |
|
|
Hard |
322 |
coin-change |
|
π |
Medium |
323 |
number-of-connected-components-in-an-undirected-graph |
π |
π |
Medium |
324 |
wiggle-sort-ii |
|
|
Medium |
325 |
maximum-size-subarray-sum-equals-k |
π |
π |
Medium |
326 |
power-of-three |
Python3 |
π |
Easy |
327 |
count-of-range-sum |
|
|
Hard |
328 |
odd-even-linked-list |
Python3 |
π |
Medium |
329 |
longest-increasing-path-in-a-matrix |
|
π |
Hard |
330 |
patching-array |
|
π |
Hard |
331 |
verify-preorder-serialization-of-a-binary-tree |
Python3 |
π |
Medium |
332 |
reconstruct-itinerary |
Python3 |
π |
Hard |
333 |
largest-bst-subtree |
π |
π |
Medium |
334 |
increasing-triplet-subsequence |
|
π |
Medium |
335 |
self-crossing |
|
|
Hard |
336 |
palindrome-pairs |
|
π |
Hard |
337 |
house-robber-iii |
Python3 |
π |
Medium |
338 |
counting-bits |
Python3 |
π |
Easy |
339 |
nested-list-weight-sum |
π |
π |
Medium |
340 |
longest-substring-with-at-most-k-distinct-characters |
π |
π |
Medium |
341 |
flatten-nested-list-iterator |
|
π |
Medium |
342 |
power-of-four |
Python3 |
π |
Easy |
343 |
integer-break |
|
|
Medium |
344 |
reverse-string |
Python3 |
π |
Easy |
345 |
reverse-vowels-of-a-string |
|
π |
Easy |
346 |
moving-average-from-data-stream |
π |
π |
Easy |
347 |
top-k-frequent-elements |
|
π |
Medium |
348 |
design-tic-tac-toe |
π |
π |
Medium |
349 |
intersection-of-two-arrays |
|
π |
Easy |
350 |
intersection-of-two-arrays-ii |
Python3 |
π |
Easy |
351 |
android-unlock-patterns |
π |
π |
Medium |
352 |
data-stream-as-disjoint-intervals |
|
|
Hard |
353 |
design-snake-game |
π |
π |
Medium |
354 |
russian-doll-envelopes |
|
π |
Hard |
355 |
design-twitter |
|
|
Medium |
356 |
line-reflection |
π |
|
Medium |
357 |
count-numbers-with-unique-digits |
|
|
Medium |
358 |
rearrange-string-k-distance-apart |
π |
|
Hard |
359 |
logger-rate-limiter |
π |
π |
Easy |
360 |
sort-transformed-array |
π |
|
Medium |
361 |
bomb-enemy |
π |
π |
Medium |
362 |
design-hit-counter |
π |
π |
Medium |
363 |
max-sum-of-rectangle-no-larger-than-k |
|
π |
Hard |
364 |
nested-list-weight-sum-ii |
π |
π |
Medium |
365 |
water-and-jug-problem |
|
|
Medium |
366 |
find-leaves-of-binary-tree |
π |
π |
Medium |
367 |
valid-perfect-square |
|
π |
Easy |
368 |
largest-divisible-subset |
Python3 |
π |
Medium |
369 |
plus-one-linked-list |
π |
π |
Medium |
370 |
range-addition |
π |
π |
Medium |
371 |
sum-of-two-integers |
|
π |
Medium |
372 |
super-pow |
|
|
Medium |
373 |
find-k-pairs-with-smallest-sums |
|
|
Medium |
374 |
guess-number-higher-or-lower |
Python3 |
π |
Easy |
375 |
guess-number-higher-or-lower-ii |
|
π |
Medium |
376 |
wiggle-subsequence |
Python3 |
π |
Medium |
377 |
combination-sum-iv |
Python3 |
π |
Medium |
378 |
kth-smallest-element-in-a-sorted-matrix |
Python3 |
π |
Medium |
379 |
design-phone-directory |
π |
|
Medium |
380 |
insert-delete-getrandom-o1 |
Python3 |
π |
Medium |
381 |
insert-delete-getrandom-o1-duplicates-allowed |
|
π |
Hard |
382 |
linked-list-random-node |
|
π |
Medium |
383 |
ransom-note |
Python3 |
π |
Easy |
384 |
shuffle-an-array |
Python3 |
π |
Medium |
385 |
mini-parser |
|
|
Medium |
386 |
lexicographical-numbers |
|
|
Medium |
387 |
first-unique-character-in-a-string |
Python3 |
π |
Easy |
388 |
longest-absolute-file-path |
|
|
Medium |
389 |
find-the-difference |
Python3 |
π |
Easy |
390 |
elimination-game |
|
|
Medium |
391 |
perfect-rectangle |
|
|
Hard |
392 |
is-subsequence |
Python3 |
π |
Easy |
393 |
utf-8-validation |
|
π |
Medium |
394 |
decode-string |
Python3 |
π |
Medium |
395 |
longest-substring-with-at-least-k-repeating-characters |
|
π |
Medium |
396 |
rotate-function |
|
|
Medium |
397 |
integer-replacement |
|
|
Medium |
398 |
random-pick-index |
|
π |
Medium |
399 |
evaluate-division |
|
π |
Medium |
400 |
nth-digit |
|
|
Medium |
401 |
binary-watch |
|
|
Easy |
402 |
remove-k-digits |
Python3 |
π |
Medium |
403 |
frog-jump |
|
π |
Hard |
404 |
sum-of-left-leaves |
Python3 |
π |
Easy |
405 |
convert-a-number-to-hexadecimal |
|
|
Easy |
406 |
queue-reconstruction-by-height |
Python3 |
π |
Medium |
407 |
trapping-rain-water-ii |
|
|
Hard |
408 |
valid-word-abbreviation |
π |
|
Easy |
409 |
longest-palindrome |
|
π |
Easy |
410 |
split-array-largest-sum |
|
π |
Hard |
411 |
minimum-unique-word-abbreviation |
π |
|
Hard |
412 |
fizz-buzz |
|
π |
Easy |
413 |
arithmetic-slices |
Python3 |
π |
Medium |
414 |
third-maximum-number |
|
π |
Easy |
415 |
add-strings |
|
π |
Easy |
416 |
partition-equal-subset-sum |
Python3 |
π |
Medium |
417 |
pacific-atlantic-water-flow |
Python3 |
π |
Medium |
418 |
sentence-screen-fitting |
π |
|
Medium |
419 |
battleships-in-a-board |
|
|
Medium |
420 |
strong-password-checker |
|
|
Hard |
421 |
maximum-xor-of-two-numbers-in-an-array |
|
π |
Medium |
422 |
valid-word-square |
π |
|
Easy |
423 |
reconstruct-original-digits-from-english |
|
π |
Medium |
424 |
longest-repeating-character-replacement |
|
|
Medium |
425 |
word-squares |
π |
π |
Hard |
432 |
all-oone-data-structure |
|
|
Hard |
433 |
minimum-genetic-mutation |
|
|
Medium |
434 |
number-of-segments-in-a-string |
|
π |
Easy |
435 |
non-overlapping-intervals |
|
π |
Medium |
436 |
find-right-interval |
|
π |
Medium |
437 |
path-sum-iii |
Python3 |
π |
Medium |
438 |
find-all-anagrams-in-a-string |
|
π |
Medium |
439 |
ternary-expression-parser |
π |
|
Medium |
440 |
k-th-smallest-in-lexicographical-order |
|
|
Hard |
441 |
arranging-coins |
Python3 |
π |
Easy |
442 |
find-all-duplicates-in-an-array |
Python3 |
π |
Medium |
443 |
string-compression |
|
π |
Medium |
444 |
sequence-reconstruction |
π |
|
Medium |
445 |
add-two-numbers-ii |
|
π |
Medium |
446 |
arithmetic-slices-ii-subsequence |
Python3 |
π |
Hard |
447 |
number-of-boomerangs |
|
|
Medium |
448 |
find-all-numbers-disappeared-in-an-array |
Python3 |
π |
Easy |
449 |
serialize-and-deserialize-bst |
|
π |
Medium |
450 |
delete-node-in-a-bst |
Python3 |
π |
Medium |
451 |
sort-characters-by-frequency |
Python3 |
π |
Medium |
452 |
minimum-number-of-arrows-to-burst-balloons |
Python3 |
π |
Medium |
453 |
minimum-moves-to-equal-array-elements |
|
π |
Medium |
454 |
4sum-ii |
|
π |
Medium |
455 |
assign-cookies |
|
|
Easy |
456 |
132-pattern |
|
π |
Medium |
457 |
circular-array-loop |
|
|
Medium |
458 |
poor-pigs |
|
π |
Hard |
459 |
repeated-substring-pattern |
|
π |
Easy |
460 |
lfu-cache |
|
|
Hard |
461 |
hamming-distance |
Python3 |
π |
Easy |
462 |
minimum-moves-to-equal-array-elements-ii |
Python3 |
π |
Medium |
463 |
island-perimeter |
Python3 |
π |
Easy |
464 |
can-i-win |
|
|
Medium |
465 |
optimal-account-balancing |
π |
|
Hard |
466 |
count-the-repetitions |
|
π |
Hard |
467 |
unique-substrings-in-wraparound-string |
|
|
Medium |
468 |
validate-ip-address |
Python3 |
π |
Medium |
469 |
convex-polygon |
π |
|
Medium |
471 |
encode-string-with-shortest-length |
π |
|
Hard |
472 |
concatenated-words |
|
|
Hard |
473 |
matchsticks-to-square |
Python3 |
π |
Medium |
474 |
ones-and-zeroes |
|
π |
Medium |
475 |
heaters |
|
|
Medium |
476 |
number-complement |
|
π |
Easy |
477 |
total-hamming-distance |
|
π |
Medium |
479 |
largest-palindrome-product |
|
|
Hard |
480 |
sliding-window-median |
|
π |
Hard |
481 |
magical-string |
|
|
Medium |
482 |
license-key-formatting |
|
|
Easy |
483 |
smallest-good-base |
|
|
Hard |
484 |
find-permutation |
π |
π |
Medium |
485 |
max-consecutive-ones |
Python3 |
π |
Easy |
486 |
predict-the-winner |
|
π |
Medium |
487 |
max-consecutive-ones-ii |
π |
π |
Medium |
488 |
zuma-game |
|
|
Hard |
489 |
kth-smallest-instructions |
|
|
Hard |
490 |
the-maze |
π |
π |
Medium |
491 |
increasing-subsequences |
|
|
Medium |
492 |
construct-the-rectangle |
|
|
Easy |
493 |
reverse-pairs |
|
π |
Hard |
494 |
target-sum |
|
π |
Medium |
495 |
teemo-attacking |
|
π |
Easy |
496 |
next-greater-element-i |
Python3 |
π |
Easy |
498 |
diagonal-traverse |
|
π |
Medium |
499 |
the-maze-iii |
π |
|
Hard |
500 |
keyboard-row |
|
|
Easy |
501 |
find-mode-in-binary-search-tree |
|
|
Easy |
502 |
ipo |
|
π |
Hard |
503 |
next-greater-element-ii |
|
π |
Medium |
504 |
base-7 |
|
|
Easy |
505 |
the-maze-ii |
π |
π |
Medium |
506 |
relative-ranks |
|
|
Easy |
507 |
perfect-number |
|
π |
Easy |
508 |
most-frequent-subtree-sum |
|
|
Medium |
509 |
inorder-successor-in-bst-ii |
π |
π |
Medium |
510 |
count-subarrays-with-more-ones-than-zeros |
π |
|
Medium |
511 |
all-paths-from-source-lead-to-destination |
π |
π |
Medium |
512 |
maximum-alternating-subarray-sum |
π |
|
Medium |
513 |
find-bottom-left-tree-value |
|
|
Medium |
514 |
freedom-trail |
|
|
Hard |
515 |
find-largest-value-in-each-tree-row |
|
|
Medium |
516 |
longest-palindromic-subsequence |
|
|
Medium |
517 |
super-washing-machines |
|
π |
Hard |
518 |
coin-change-2 |
Python3 |
π |
Medium |
519 |
widest-pair-of-indices-with-equal-range-sum |
π |
|
Medium |
520 |
detect-capital |
|
π |
Easy |
521 |
longest-uncommon-subsequence-i |
|
π |
Easy |
522 |
longest-uncommon-subsequence-ii |
Python3 |
π |
Medium |
523 |
continuous-subarray-sum |
|
π |
Medium |
524 |
longest-word-in-dictionary-through-deleting |
|
π |
Medium |
525 |
contiguous-array |
|
π |
Medium |
526 |
beautiful-arrangement |
|
π |
Medium |
527 |
word-abbreviation |
π |
π |
Hard |
528 |
swapping-nodes-in-a-linked-list |
|
π |
Medium |
529 |
minesweeper |
|
|
Medium |
530 |
minimum-absolute-difference-in-bst |
|
|
Easy |
531 |
lonely-pixel-i |
π |
π |
Medium |
532 |
k-diff-pairs-in-an-array |
Python3 |
π |
Medium |
533 |
lonely-pixel-ii |
π |
|
Medium |
535 |
encode-and-decode-tinyurl |
|
π |
Medium |
536 |
construct-binary-tree-from-string |
π |
π |
Medium |
537 |
complex-number-multiplication |
|
π |
Medium |
538 |
convert-bst-to-greater-tree |
Python3 |
π |
Medium |
539 |
minimum-time-difference |
|
|
Medium |
540 |
single-element-in-a-sorted-array |
Python3 |
π |
Medium |
541 |
reverse-string-ii |
|
π |
Easy |
542 |
01-matrix |
|
π |
Medium |
543 |
diameter-of-binary-tree |
Python3 |
π |
Easy |
544 |
output-contest-matches |
π |
π |
Medium |
545 |
boundary-of-binary-tree |
π |
π |
Medium |
546 |
remove-boxes |
Python3 |
π |
Hard |
547 |
number-of-provinces |
|
π |
Medium |
548 |
split-array-with-equal-sum |
π |
π |
Hard |
549 |
binary-tree-longest-consecutive-sequence-ii |
π |
π |
Medium |
550 |
shortest-path-to-get-food |
π |
|
Medium |
551 |
student-attendance-record-i |
|
π |
Easy |
552 |
student-attendance-record-ii |
|
π |
Hard |
553 |
optimal-division |
|
π |
Medium |
554 |
brick-wall |
|
π |
Medium |
555 |
split-concatenated-strings |
π |
π |
Medium |
556 |
next-greater-element-iii |
|
π |
Medium |
557 |
reverse-words-in-a-string-iii |
Python3 |
π |
Easy |
560 |
subarray-sum-equals-k |
Python3 |
π |
Medium |
561 |
array-partition |
|
π |
Easy |
562 |
longest-line-of-consecutive-one-in-matrix |
π |
π |
Medium |
563 |
binary-tree-tilt |
Python3 |
π |
Easy |
564 |
find-the-closest-palindrome |
|
π |
Hard |
565 |
array-nesting |
|
π |
Medium |
566 |
reshape-the-matrix |
|
π |
Easy |
567 |
permutation-in-string |
Python3 |
π |
Medium |
568 |
maximum-vacation-days |
π |
π |
Hard |
572 |
subtree-of-another-tree |
|
π |
Easy |
573 |
squirrel-simulation |
π |
π |
Medium |
575 |
distribute-candies |
Python3 |
π |
Easy |
576 |
out-of-boundary-paths |
Python3 |
π |
Medium |
581 |
shortest-unsorted-continuous-subarray |
Python3 |
π |
Medium |
582 |
kill-process |
π |
π |
Medium |
583 |
delete-operation-for-two-strings |
Python3 |
π |
Medium |
587 |
erect-the-fence |
|
π |
Hard |
588 |
design-in-memory-file-system |
π |
π |
Hard |
591 |
tag-validator |
|
π |
Hard |
592 |
fraction-addition-and-subtraction |
|
π |
Medium |
593 |
valid-square |
|
π |
Medium |
594 |
longest-harmonious-subsequence |
|
π |
Easy |
598 |
range-addition-ii |
|
π |
Easy |
599 |
minimum-index-sum-of-two-lists |
|
π |
Easy |
600 |
non-negative-integers-without-consecutive-ones |
|
π |
Hard |
604 |
design-compressed-string-iterator |
π |
π |
Easy |
605 |
can-place-flowers |
|
π |
Easy |
606 |
construct-string-from-binary-tree |
|
π |
Easy |
609 |
find-duplicate-file-in-system |
|
π |
Medium |
611 |
valid-triangle-number |
Python3 |
π |
Medium |
616 |
add-bold-tag-in-string |
π |
π |
Medium |
617 |
merge-two-binary-trees |
|
π |
Easy |
621 |
task-scheduler |
|
π |
Medium |
623 |
add-one-row-to-tree |
|
π |
Medium |
624 |
maximum-distance-in-arrays |
π |
π |
Medium |
625 |
minimum-factorization |
π |
π |
Medium |
628 |
maximum-product-of-three-numbers |
|
π |
Easy |
629 |
k-inverse-pairs-array |
|
π |
Hard |
630 |
course-schedule-iii |
Python3 |
π |
Hard |
631 |
design-excel-sum-formula |
π |
π |
Hard |
632 |
smallest-range-covering-elements-from-k-lists |
|
π |
Hard |
633 |
sum-of-square-numbers |
Python3 |
π |
Medium |
634 |
find-the-derangement-of-an-array |
π |
π |
Medium |
635 |
design-log-storage-system |
π |
π |
Medium |
636 |
exclusive-time-of-functions |
|
π |
Medium |
637 |
average-of-levels-in-binary-tree |
|
π |
Easy |
638 |
shopping-offers |
|
π |
Medium |
639 |
decode-ways-ii |
Python3 |
π |
Hard |
640 |
solve-the-equation |
|
π |
Medium |
642 |
design-search-autocomplete-system |
π |
π |
Hard |
643 |
maximum-average-subarray-i |
|
π |
Easy |
644 |
maximum-average-subarray-ii |
π |
π |
Hard |
645 |
set-mismatch |
|
π |
Easy |
646 |
maximum-length-of-pair-chain |
|
π |
Medium |
647 |
palindromic-substrings |
Python3 |
π |
Medium |
648 |
replace-words |
|
π |
Medium |
649 |
dota2-senate |
|
π |
Medium |
650 |
2-keys-keyboard |
|
π |
Medium |
651 |
4-keys-keyboard |
π |
π |
Medium |
652 |
find-duplicate-subtrees |
|
π |
Medium |
653 |
two-sum-iv-input-is-a-bst |
|
π |
Easy |
654 |
maximum-binary-tree |
|
π |
Medium |
655 |
print-binary-tree |
|
π |
Medium |
656 |
coin-path |
π |
π |
Hard |
657 |
robot-return-to-origin |
|
π |
Easy |
658 |
find-k-closest-elements |
|
π |
Medium |
659 |
split-array-into-consecutive-subsequences |
|
π |
Medium |
660 |
remove-9 |
π |
π |
Hard |
661 |
image-smoother |
|
π |
Easy |
662 |
maximum-width-of-binary-tree |
|
π |
Medium |
663 |
equal-tree-partition |
π |
π |
Medium |
664 |
strange-printer |
|
π |
Hard |
665 |
non-decreasing-array |
Python3 |
π |
Medium |
666 |
path-sum-iv |
π |
π |
Medium |
667 |
beautiful-arrangement-ii |
|
π |
Medium |
668 |
kth-smallest-number-in-multiplication-table |
Python3 |
π |
Hard |
669 |
trim-a-binary-search-tree |
Python3 |
π |
Medium |
670 |
maximum-swap |
|
π |
Medium |
671 |
second-minimum-node-in-a-binary-tree |
|
π |
Easy |
672 |
bulb-switcher-ii |
|
π |
Medium |
673 |
number-of-longest-increasing-subsequence |
|
π |
Medium |
674 |
longest-continuous-increasing-subsequence |
|
π |
Easy |
675 |
cut-off-trees-for-golf-event |
|
π |
Hard |
676 |
implement-magic-dictionary |
|
π |
Medium |
677 |
map-sum-pairs |
|
π |
Medium |
678 |
valid-parenthesis-string |
|
π |
Medium |
679 |
24-game |
|
π |
Hard |
680 |
valid-palindrome-ii |
|
π |
Easy |
681 |
next-closest-time |
π |
π |
Medium |
682 |
baseball-game |
|
π |
Easy |
683 |
k-empty-slots |
π |
π |
Hard |
684 |
redundant-connection |
|
π |
Medium |
685 |
redundant-connection-ii |
|
π |
Hard |
686 |
repeated-string-match |
|
π |
Medium |
687 |
longest-univalue-path |
|
π |
Medium |
688 |
knight-probability-in-chessboard |
|
π |
Medium |
689 |
maximum-sum-of-3-non-overlapping-subarrays |
|
π |
Hard |
690 |
employee-importance |
|
π |
Medium |
691 |
stickers-to-spell-word |
|
π |
Hard |
692 |
top-k-frequent-words |
|
π |
Medium |
693 |
binary-number-with-alternating-bits |
|
π |
Easy |
694 |
number-of-distinct-islands |
π |
π |
Medium |
695 |
max-area-of-island |
Python3 |
π |
Medium |
696 |
count-binary-substrings |
|
π |
Easy |
697 |
degree-of-an-array |
|
π |
Easy |
698 |
partition-to-k-equal-sum-subsets |
Python3 |
π |
Medium |
699 |
falling-squares |
|
π |
Hard |
711 |
number-of-distinct-islands-ii |
π |
π |
Hard |
712 |
minimum-ascii-delete-sum-for-two-strings |
|
π |
Medium |
713 |
subarray-product-less-than-k |
|
π |
Medium |
714 |
best-time-to-buy-and-sell-stock-with-transaction-fee |
|
π |
Medium |
715 |
range-module |
|
π |
Hard |
716 |
max-stack |
π |
π |
Hard |
717 |
1-bit-and-2-bit-characters |
|
π |
Easy |
718 |
maximum-length-of-repeated-subarray |
Python3 |
π |
Medium |
719 |
find-k-th-smallest-pair-distance |
|
π |
Hard |
720 |
longest-word-in-dictionary |
|
π |
Medium |
721 |
accounts-merge |
Python3 |
π |
Medium |
722 |
remove-comments |
|
π |
Medium |
723 |
candy-crush |
π |
π |
Medium |
724 |
find-pivot-index |
|
π |
Easy |
725 |
split-linked-list-in-parts |
Python3 |
π |
Medium |
726 |
number-of-atoms |
|
π |
Hard |
727 |
minimum-window-subsequence |
π |
π |
Hard |
728 |
self-dividing-numbers |
|
π |
Easy |
729 |
my-calendar-i |
Python3 |
π |
Medium |
730 |
count-different-palindromic-subsequences |
|
π |
Hard |
731 |
my-calendar-ii |
|
π |
Medium |
732 |
my-calendar-iii |
|
π |
Hard |
733 |
flood-fill |
|
π |
Easy |
734 |
sentence-similarity |
π |
π |
Easy |
735 |
asteroid-collision |
|
π |
Medium |
736 |
parse-lisp-expression |
|
π |
Hard |
737 |
sentence-similarity-ii |
π |
π |
Medium |
738 |
monotone-increasing-digits |
|
π |
Medium |
739 |
daily-temperatures |
|
π |
Medium |
740 |
delete-and-earn |
Python3 |
π |
Medium |
741 |
cherry-pickup |
|
π |
Hard |
742 |
to-lower-case |
|
π |
Easy |
743 |
closest-leaf-in-a-binary-tree |
π |
π |
Medium |
744 |
network-delay-time |
Python3 |
π |
Medium |
745 |
find-smallest-letter-greater-than-target |
|
π |
Easy |
746 |
prefix-and-suffix-search |
Python3 |
π |
Hard |
747 |
min-cost-climbing-stairs |
Python3 |
π |
Easy |
748 |
largest-number-at-least-twice-of-others |
|
π |
Easy |
749 |
shortest-completing-word |
|
π |
Easy |
750 |
contain-virus |
|
π |
Hard |
751 |
number-of-corner-rectangles |
π |
π |
Medium |
752 |
ip-to-cidr |
π |
π |
Medium |
753 |
open-the-lock |
|
π |
Medium |
754 |
cracking-the-safe |
|
π |
Hard |
755 |
reach-a-number |
|
π |
Medium |
756 |
pour-water |
π |
π |
Medium |
757 |
pyramid-transition-matrix |
|
π |
Medium |
758 |
convert-binary-search-tree-to-sorted-doubly-linked-list |
π |
π |
Medium |
759 |
set-intersection-size-at-least-two |
|
π |
Hard |
760 |
bold-words-in-string |
π |
π |
Medium |
761 |
employee-free-time |
π |
π |
Hard |
762 |
find-anagram-mappings |
π |
π |
Easy |
763 |
special-binary-string |
|
π |
Hard |
764 |
n-ary-tree-level-order-traversal |
Python3 |
π |
Medium |
765 |
serialize-and-deserialize-n-ary-tree |
π |
π |
Hard |
766 |
flatten-a-multilevel-doubly-linked-list |
Python3 |
π |
Medium |
767 |
prime-number-of-set-bits-in-binary-representation |
|
π |
Easy |
768 |
partition-labels |
|
π |
Medium |
769 |
largest-plus-sign |
Python3 |
π |
Medium |
770 |
couples-holding-hands |
|
π |
Hard |
771 |
encode-n-ary-tree-to-binary-tree |
π |
π |
Hard |
772 |
construct-quad-tree |
|
|
Medium |
773 |
logical-or-of-two-binary-grids-represented-as-quad-trees |
|
|
Medium |
774 |
maximum-depth-of-n-ary-tree |
|
π |
Easy |
775 |
n-ary-tree-preorder-traversal |
Python3 |
π |
Easy |
776 |
n-ary-tree-postorder-traversal |
|
π |
Easy |
777 |
toeplitz-matrix |
|
π |
Easy |
778 |
reorganize-string |
|
π |
Medium |
779 |
max-chunks-to-make-sorted-ii |
|
π |
Hard |
780 |
max-chunks-to-make-sorted |
|
π |
Medium |
781 |
basic-calculator-iv |
|
π |
Hard |
782 |
jewels-and-stones |
|
π |
Easy |
783 |
search-in-a-binary-search-tree |
Python3 |
π |
Easy |
784 |
insert-into-a-binary-search-tree |
Python3 |
π |
Medium |
785 |
basic-calculator-iii |
π |
|
Hard |
786 |
search-in-a-sorted-array-of-unknown-size |
π |
π |
Medium |
787 |
sliding-puzzle |
|
π |
Hard |
788 |
minimize-max-distance-to-gas-station |
π |
π |
Hard |
789 |
kth-largest-element-in-a-stream |
|
π |
Easy |
790 |
global-and-local-inversions |
|
π |
Medium |
791 |
split-bst |
π |
π |
Medium |
792 |
binary-search |
Python3 |
π |
Easy |
793 |
swap-adjacent-in-lr-string |
|
π |
Medium |
794 |
swim-in-rising-water |
|
π |
Hard |
795 |
k-th-symbol-in-grammar |
|
π |
Medium |
796 |
reaching-points |
|
π |
Hard |
797 |
rabbits-in-forest |
|
π |
Medium |
798 |
transform-to-chessboard |
|
π |
Hard |
799 |
minimum-distance-between-bst-nodes |
|
π |
Easy |
800 |
letter-case-permutation |
Python3 |
π |
Medium |
801 |
is-graph-bipartite |
Python3 |
π |
Medium |
802 |
k-th-smallest-prime-fraction |
|
π |
Medium |
803 |
cheapest-flights-within-k-stops |
Python3 |
π |
Medium |
804 |
rotated-digits |
|
π |
Medium |
805 |
escape-the-ghosts |
|
π |
Medium |
806 |
domino-and-tromino-tiling |
|
π |
Medium |
807 |
custom-sort-string |
Python3 |
π |
Medium |
808 |
number-of-matching-subsequences |
|
π |
Medium |
809 |
preimage-size-of-factorial-zeroes-function |
|
π |
Hard |
810 |
valid-tic-tac-toe-state |
|
π |
Medium |
811 |
number-of-subarrays-with-bounded-maximum |
|
π |
Medium |
812 |
rotate-string |
|
π |
Easy |
813 |
all-paths-from-source-to-target |
Python3 |
π |
Medium |
814 |
smallest-rotation-with-highest-score |
|
π |
Hard |
815 |
champagne-tower |
|
π |
Medium |
816 |
design-hashset |
|
π |
Easy |
817 |
design-hashmap |
|
π |
Easy |
818 |
similar-rgb-color |
π |
π |
Easy |
819 |
minimum-swaps-to-make-sequences-increasing |
|
π |
Hard |
820 |
find-eventual-safe-states |
|
π |
Medium |
821 |
bricks-falling-when-hit |
|
π |
Hard |
822 |
unique-morse-code-words |
|
π |
Easy |
823 |
split-array-with-same-average |
|
π |
Hard |
824 |
number-of-lines-to-write-string |
|
π |
Easy |
825 |
max-increase-to-keep-city-skyline |
|
π |
Medium |
826 |
soup-servings |
|
π |
Medium |
827 |
expressive-words |
|
π |
Medium |
828 |
chalkboard-xor-game |
|
π |
Hard |
829 |
subdomain-visit-count |
|
π |
Medium |
830 |
largest-triangle-area |
|
π |
Easy |
831 |
largest-sum-of-averages |
|
π |
Medium |
832 |
binary-tree-pruning |
|
π |
Medium |
833 |
bus-routes |
|
π |
Hard |
834 |
ambiguous-coordinates |
|
π |
Medium |
835 |
linked-list-components |
|
π |
Medium |
836 |
race-car |
|
π |
Hard |
837 |
most-common-word |
|
π |
Easy |
838 |
design-linked-list |
|
π |
Medium |
839 |
short-encoding-of-words |
Python3 |
π |
Medium |
841 |
shortest-distance-to-a-character |
Python3 |
π |
Easy |
842 |
card-flipping-game |
|
π |
Medium |
843 |
binary-trees-with-factors |
Python3 |
π |
Medium |
850 |
insert-into-a-sorted-circular-linked-list |
π |
π |
Medium |
851 |
goat-latin |
|
π |
Easy |
852 |
friends-of-appropriate-ages |
|
π |
Medium |
853 |
most-profit-assigning-work |
|
π |
Medium |
854 |
making-a-large-island |
|
π |
Hard |
855 |
count-unique-characters-of-all-substrings-of-a-given-string |
|
π |
Hard |
856 |
consecutive-numbers-sum |
|
π |
Hard |
857 |
positions-of-large-groups |
|
π |
Easy |
858 |
masking-personal-information |
|
π |
Medium |
859 |
design-circular-deque |
|
|
Medium |
860 |
design-circular-queue |
|
π |
Medium |
861 |
flipping-an-image |
|
π |
Easy |
862 |
find-and-replace-in-string |
|
π |
Medium |
863 |
sum-of-distances-in-tree |
Python3 |
π |
Hard |
864 |
image-overlap |
|
π |
Medium |
865 |
robot-room-cleaner |
π |
π |
Hard |
866 |
rectangle-overlap |
|
π |
Easy |
867 |
new-21-game |
|
π |
Medium |
868 |
push-dominoes |
|
π |
Medium |
869 |
similar-string-groups |
|
π |
Hard |
870 |
magic-squares-in-grid |
|
π |
Medium |
871 |
keys-and-rooms |
|
π |
Medium |
872 |
split-array-into-fibonacci-sequence |
|
π |
Medium |
873 |
guess-the-word |
|
|
Hard |
874 |
backspace-string-compare |
|
π |
Easy |
875 |
longest-mountain-in-array |
|
π |
Medium |
876 |
hand-of-straights |
|
π |
Medium |
877 |
shortest-path-visiting-all-nodes |
Python3 |
π |
Hard |
878 |
shifting-letters |
|
π |
Medium |
879 |
maximize-distance-to-closest-person |
|
π |
Medium |
880 |
rectangle-area-ii |
Python3 |
π |
Hard |
881 |
loud-and-rich |
|
π |
Medium |
882 |
peak-index-in-a-mountain-array |
|
π |
Medium |
883 |
car-fleet |
|
π |
Medium |
884 |
k-similar-strings |
|
π |
Hard |
885 |
exam-room |
|
π |
Medium |
886 |
score-of-parentheses |
Python3 |
π |
Medium |
887 |
minimum-cost-to-hire-k-workers |
|
π |
Hard |
888 |
mirror-reflection |
|
π |
Medium |
889 |
buddy-strings |
Python3 |
π |
Easy |
890 |
lemonade-change |
|
π |
Easy |
891 |
score-after-flipping-matrix |
|
π |
Medium |
892 |
shortest-subarray-with-sum-at-least-k |
|
π |
Hard |
893 |
all-nodes-distance-k-in-binary-tree |
|
π |
Medium |
894 |
random-pick-with-blacklist |
|
π |
Hard |
895 |
shortest-path-to-get-all-keys |
|
π |
Hard |
896 |
smallest-subtree-with-all-the-deepest-nodes |
|
π |
Medium |
897 |
prime-palindrome |
|
π |
Medium |
898 |
transpose-matrix |
|
π |
Easy |
899 |
binary-gap |
|
π |
Easy |
900 |
reordered-power-of-2 |
|
π |
Medium |
901 |
advantage-shuffle |
|
π |
Medium |
902 |
minimum-number-of-refueling-stops |
|
π |
Hard |
903 |
implement-rand10-using-rand7 |
|
π |
Medium |
904 |
leaf-similar-trees |
Python3 |
π |
Easy |
905 |
length-of-longest-fibonacci-subsequence |
|
π |
Medium |
906 |
walking-robot-simulation |
|
π |
Medium |
907 |
koko-eating-bananas |
Python3 |
π |
Medium |
908 |
middle-of-the-linked-list |
|
π |
Easy |
909 |
stone-game |
Python3 |
π |
Medium |
910 |
nth-magical-number |
Python3 |
π |
Hard |
911 |
profitable-schemes |
|
π |
Hard |
912 |
random-pick-with-weight |
Python3 |
π |
Medium |
913 |
random-flip-matrix |
|
π |
Medium |
914 |
random-point-in-non-overlapping-rectangles |
|
π |
Medium |
915 |
generate-random-point-in-a-circle |
|
π |
Medium |
916 |
decoded-string-at-index |
|
π |
Medium |
917 |
boats-to-save-people |
Python3 |
π |
Medium |
918 |
reachable-nodes-in-subdivided-graph |
|
π |
Hard |
919 |
projection-area-of-3d-shapes |
|
π |
Easy |
920 |
uncommon-words-from-two-sentences |
|
π |
Easy |
921 |
spiral-matrix-iii |
|
π |
Medium |
922 |
possible-bipartition |
|
π |
Medium |
923 |
super-egg-drop |
|
π |
Hard |
924 |
fair-candy-swap |
|
π |
Easy |
925 |
construct-binary-tree-from-preorder-and-postorder-traversal |
|
π |
Medium |
926 |
find-and-replace-pattern |
|
π |
Medium |
927 |
sum-of-subsequence-widths |
|
π |
Hard |
928 |
surface-area-of-3d-shapes |
|
π |
Easy |
929 |
groups-of-special-equivalent-strings |
|
π |
Medium |
930 |
all-possible-full-binary-trees |
|
π |
Medium |
931 |
maximum-frequency-stack |
|
π |
Hard |
932 |
monotonic-array |
|
π |
Easy |
933 |
increasing-order-search-tree |
|
π |
Easy |
934 |
bitwise-ors-of-subarrays |
|
π |
Medium |
935 |
orderly-queue |
|
π |
Hard |
936 |
rle-iterator |
|
π |
Medium |
937 |
online-stock-span |
|
π |
Medium |
938 |
numbers-at-most-n-given-digit-set |
Python3 |
π |
Hard |
939 |
valid-permutations-for-di-sequence |
|
π |
Hard |
940 |
fruit-into-baskets |
|
π |
Medium |
941 |
sort-array-by-parity |
|
π |
Easy |
942 |
super-palindromes |
|
π |
Hard |
943 |
sum-of-subarray-minimums |
|
π |
Medium |
944 |
smallest-range-i |
|
π |
Easy |
945 |
snakes-and-ladders |
|
π |
Medium |
946 |
smallest-range-ii |
|
π |
Medium |
947 |
online-election |
|
π |
Medium |
948 |
sort-an-array |
|
|
Medium |
949 |
cat-and-mouse |
|
π |
Hard |
950 |
x-of-a-kind-in-a-deck-of-cards |
|
π |
Easy |
951 |
partition-array-into-disjoint-intervals |
|
π |
Medium |
952 |
word-subsets |
Python3 |
π |
Medium |
953 |
reverse-only-letters |
Python3 |
π |
Easy |
954 |
maximum-sum-circular-subarray |
|
π |
Medium |
955 |
complete-binary-tree-inserter |
|
π |
Medium |
956 |
number-of-music-playlists |
|
π |
Hard |
957 |
minimum-add-to-make-parentheses-valid |
|
π |
Medium |
958 |
sort-array-by-parity-ii |
Python3 |
π |
Easy |
959 |
3sum-with-multiplicity |
|
π |
Medium |
960 |
minimize-malware-spread |
|
π |
Hard |
961 |
long-pressed-name |
|
π |
Easy |
962 |
flip-string-to-monotone-increasing |
|
π |
Medium |
963 |
three-equal-parts |
Python3 |
π |
Hard |
964 |
minimize-malware-spread-ii |
|
π |
Hard |
965 |
unique-email-addresses |
Python3 |
π |
Easy |
966 |
binary-subarrays-with-sum |
|
π |
Medium |
967 |
minimum-falling-path-sum |
|
π |
Medium |
968 |
beautiful-array |
|
π |
Medium |
969 |
number-of-recent-calls |
Python3 |
π |
Easy |
971 |
shortest-bridge |
|
π |
Medium |
972 |
knight-dialer |
|
π |
Medium |
973 |
stamping-the-sequence |
|
π |
Hard |
974 |
reorder-data-in-log-files |
|
π |
Medium |
975 |
range-sum-of-bst |
Python3 |
π |
Easy |
976 |
minimum-area-rectangle |
|
π |
Medium |
977 |
distinct-subsequences-ii |
|
π |
Hard |
978 |
valid-mountain-array |
|
π |
Easy |
979 |
di-string-match |
|
π |
Easy |
980 |
find-the-shortest-superstring |
|
π |
Hard |
981 |
delete-columns-to-make-sorted |
|
π |
Easy |
982 |
minimum-increment-to-make-array-unique |
|
π |
Medium |
983 |
validate-stack-sequences |
Python3 |
π |
Medium |
984 |
most-stones-removed-with-same-row-or-column |
|
π |
Medium |
985 |
bag-of-tokens |
|
π |
Medium |
986 |
largest-time-for-given-digits |
|
π |
Medium |
987 |
reveal-cards-in-increasing-order |
|
π |
Medium |
988 |
flip-equivalent-binary-trees |
|
π |
Medium |
989 |
largest-component-size-by-common-factor |
Python3 |
π |
Hard |
990 |
verifying-an-alien-dictionary |
|
π |
Easy |
991 |
array-of-doubled-pairs |
Python3 |
π |
Medium |
992 |
delete-columns-to-make-sorted-ii |
|
π |
Medium |
993 |
tallest-billboard |
|
π |
Hard |
994 |
prison-cells-after-n-days |
Python3 |
π |
Medium |
998 |
check-completeness-of-a-binary-tree |
|
π |
Medium |
999 |
regions-cut-by-slashes |
|
π |
Medium |
1000 |
delete-columns-to-make-sorted-iii |
|
π |
Hard |
1001 |
n-repeated-element-in-size-2n-array |
|
π |
Easy |
1002 |
maximum-width-ramp |
|
π |
Medium |
1003 |
minimum-area-rectangle-ii |
|
π |
Medium |
1004 |
least-operators-to-express-number |
|
π |
Hard |
1005 |
univalued-binary-tree |
|
π |
Easy |
1006 |
vowel-spellchecker |
|
π |
Medium |
1007 |
numbers-with-same-consecutive-differences |
Python3 |
π |
Medium |
1008 |
binary-tree-cameras |
|
π |
Hard |
1009 |
pancake-sorting |
|
π |
Medium |
1010 |
powerful-integers |
|
π |
Medium |
1011 |
flip-binary-tree-to-match-preorder-traversal |
|
π |
Medium |
1012 |
equal-rational-numbers |
|
π |
Hard |
1013 |
fibonacci-number |
Python3 |
π |
Easy |
1014 |
k-closest-points-to-origin |
|
π |
Medium |
1016 |
subarray-sums-divisible-by-k |
|
π |
Medium |
1017 |
odd-even-jump |
|
π |
Hard |
1018 |
largest-perimeter-triangle |
|
π |
Easy |
1019 |
squares-of-a-sorted-array |
Python3 |
π |
Easy |
1020 |
longest-turbulent-subarray |
Python3 |
π |
Medium |
1021 |
distribute-coins-in-binary-tree |
|
π |
Medium |
1022 |
unique-paths-iii |
Python3 |
π |
Hard |
1023 |
time-based-key-value-store |
|
π |
Medium |
1024 |
triples-with-bitwise-and-equal-to-zero |
|
|
Hard |
1025 |
minimum-cost-for-tickets |
|
π |
Medium |
1026 |
string-without-aaa-or-bbb |
|
π |
Medium |
1027 |
sum-of-even-numbers-after-queries |
|
π |
Medium |
1028 |
interval-list-intersections |
Python3 |
π |
Medium |
1029 |
vertical-order-traversal-of-a-binary-tree |
|
π |
Hard |
1030 |
smallest-string-starting-from-leaf |
|
π |
Medium |
1031 |
add-to-array-form-of-integer |
|
π |
Easy |
1032 |
satisfiability-of-equality-equations |
|
π |
Medium |
1033 |
broken-calculator |
Python3 |
π |
Medium |
1034 |
subarrays-with-k-different-integers |
|
π |
Hard |
1035 |
cousins-in-binary-tree |
Python3 |
π |
Easy |
1036 |
rotting-oranges |
Python3 |
π |
Medium |
1037 |
minimum-number-of-k-consecutive-bit-flips |
|
π |
Hard |
1038 |
number-of-squareful-arrays |
|
π |
Hard |
1039 |
find-the-town-judge |
|
π |
Easy |
1040 |
maximum-binary-tree-ii |
|
|
Medium |
1041 |
available-captures-for-rook |
|
|
Easy |
1042 |
minimum-cost-to-merge-stones |
|
|
Hard |
1043 |
grid-illumination |
|
|
Hard |
1044 |
find-common-characters |
|
|
Easy |
1045 |
check-if-word-is-valid-after-substitutions |
|
|
Medium |
1046 |
max-consecutive-ones-iii |
|
π |
Medium |
1047 |
maximize-sum-of-array-after-k-negations |
|
|
Easy |
1048 |
clumsy-factorial |
|
|
Medium |
1049 |
minimum-domino-rotations-for-equal-row |
Python3 |
π |
Medium |
1050 |
construct-binary-search-tree-from-preorder-traversal |
Python3 |
π |
Medium |
1051 |
shortest-way-to-form-string |
π |
|
Medium |
1052 |
campus-bikes |
π |
π |
Medium |
1053 |
minimize-rounding-error-to-meet-target |
π |
|
Medium |
1054 |
complement-of-base-10-integer |
Python3 |
π |
Easy |
1055 |
pairs-of-songs-with-total-durations-divisible-by-60 |
Python3 |
π |
Medium |
1056 |
capacity-to-ship-packages-within-d-days |
|
|
Medium |
1057 |
numbers-with-repeated-digits |
|
|
Hard |
1058 |
lexicographically-smallest-equivalent-string |
π |
|
Medium |
1059 |
missing-element-in-sorted-array |
π |
π |
Medium |
1060 |
longest-repeating-substring |
π |
π |
Medium |
1061 |
number-of-valid-subarrays |
π |
|
Hard |
1062 |
partition-array-into-three-parts-with-equal-sum |
|
|
Easy |
1063 |
best-sightseeing-pair |
|
|
Medium |
1064 |
smallest-integer-divisible-by-k |
|
π |
Medium |
1065 |
binary-string-with-substrings-representing-1-to-n |
|
|
Medium |
1066 |
fixed-point |
π |
π |
Easy |
1067 |
campus-bikes-ii |
π |
π |
Medium |
1068 |
digit-count-in-range |
π |
|
Hard |
1069 |
confusing-number |
π |
|
Easy |
1070 |
convert-to-base-2 |
|
|
Medium |
1071 |
binary-prefix-divisible-by-5 |
|
|
Easy |
1072 |
next-greater-node-in-linked-list |
|
|
Medium |
1073 |
number-of-enclaves |
|
|
Medium |
1074 |
high-five |
π |
π |
Easy |
1075 |
index-pairs-of-a-string |
π |
|
Easy |
1076 |
brace-expansion |
π |
π |
Medium |
1077 |
confusing-number-ii |
π |
|
Hard |
1078 |
remove-outermost-parentheses |
Python3 |
|
Easy |
1079 |
sum-of-root-to-leaf-binary-numbers |
Python3 |
π |
Easy |
1080 |
camelcase-matching |
|
|
Medium |
1081 |
video-stitching |
|
|
Medium |
1082 |
sum-of-digits-in-the-minimum-number |
π |
|
Easy |
1083 |
two-sum-less-than-k |
π |
π |
Easy |
1084 |
find-k-length-substrings-with-no-repeated-characters |
π |
π |
Medium |
1085 |
the-earliest-moment-when-everyone-become-friends |
π |
π |
Medium |
1086 |
divisor-game |
|
|
Easy |
1087 |
longest-arithmetic-subsequence |
|
|
Medium |
1088 |
number-of-days-in-a-month |
π |
|
Easy |
1089 |
remove-vowels-from-a-string |
π |
|
Easy |
1090 |
armstrong-number |
π |
π |
Easy |
1091 |
maximum-average-subtree |
π |
π |
Medium |
1092 |
maximum-difference-between-node-and-ancestor |
|
π |
Medium |
1093 |
recover-a-tree-from-preorder-traversal |
|
|
Hard |
1094 |
matrix-cells-in-distance-order |
|
|
Easy |
1095 |
two-city-scheduling |
Python3 |
π |
Medium |
1096 |
maximum-sum-of-two-non-overlapping-subarrays |
|
|
Medium |
1097 |
stream-of-characters |
Python3 |
π |
Hard |
1098 |
largest-unique-number |
π |
π |
Easy |
1099 |
path-with-maximum-minimum-value |
π |
π |
Medium |
1100 |
connecting-cities-with-minimum-cost |
π |
π |
Medium |
1101 |
parallel-courses |
π |
π |
Medium |
1102 |
check-if-a-number-is-majority-element-in-a-sorted-array |
π |
|
Easy |
1103 |
moving-stones-until-consecutive |
|
|
Medium |
1104 |
coloring-a-border |
|
|
Medium |
1105 |
uncrossed-lines |
|
|
Medium |
1106 |
escape-a-large-maze |
|
|
Hard |
1107 |
minimum-swaps-to-group-all-1s-together |
π |
π |
Medium |
1108 |
analyze-user-website-visit-pattern |
π |
|
Medium |
1111 |
minimum-score-triangulation-of-polygon |
|
|
Medium |
1112 |
find-words-that-can-be-formed-by-characters |
|
|
Easy |
1113 |
moving-stones-until-consecutive-ii |
|
|
Medium |
1114 |
binary-search-tree-to-greater-sum-tree |
|
|
Medium |
1115 |
valid-boomerang |
|
|
Easy |
1116 |
maximum-level-sum-of-a-binary-tree |
|
π |
Medium |
1117 |
as-far-from-land-as-possible |
|
|
Medium |
1118 |
divide-array-into-increasing-sequences |
π |
|
Hard |
1119 |
robot-bounded-in-circle |
|
π |
Medium |
1120 |
flower-planting-with-no-adjacent |
|
|
Medium |
1121 |
partition-array-for-maximum-sum |
|
|
Medium |
1122 |
longest-duplicate-substring |
Python3 |
π |
Hard |
1123 |
single-row-keyboard |
π |
π |
Easy |
1124 |
string-transforms-into-another-string |
π |
π |
Hard |
1125 |
design-file-system |
π |
π |
Medium |
1126 |
minimum-cost-to-connect-sticks |
π |
π |
Medium |
1127 |
last-stone-weight |
|
π |
Easy |
1128 |
remove-all-adjacent-duplicates-in-string |
|
π |
Easy |
1129 |
longest-string-chain |
|
π |
Medium |
1130 |
last-stone-weight-ii |
|
|
Medium |
1131 |
count-substrings-with-only-one-distinct-letter |
π |
π |
Easy |
1132 |
before-and-after-puzzle |
π |
|
Medium |
1133 |
last-substring-in-lexicographical-order |
|
|
Hard |
1134 |
shortest-distance-to-target-color |
π |
π |
Medium |
1137 |
height-checker |
|
|
Easy |
1138 |
grumpy-bookstore-owner |
|
|
Medium |
1139 |
previous-permutation-with-one-swap |
|
|
Medium |
1140 |
distant-barcodes |
|
|
Medium |
1141 |
how-many-apples-can-you-put-into-the-basket |
π |
π |
Easy |
1142 |
minimum-knight-moves |
π |
π |
Medium |
1143 |
find-smallest-common-element-in-all-rows |
π |
π |
Medium |
1144 |
optimize-water-distribution-in-a-village |
π |
π |
Hard |
1145 |
number-of-submatrices-that-sum-to-target |
|
π |
Hard |
1146 |
greatest-common-divisor-of-strings |
|
|
Easy |
1147 |
flip-columns-for-maximum-number-of-equal-rows |
|
|
Medium |
1148 |
adding-two-negabinary-numbers |
|
|
Medium |
1149 |
intersection-of-three-sorted-arrays |
π |
π |
Easy |
1150 |
two-sum-bsts |
π |
π |
Medium |
1151 |
stepping-numbers |
π |
|
Medium |
1152 |
maximum-number-of-ones |
π |
|
Hard |
1156 |
occurrences-after-bigram |
|
|
Easy |
1157 |
insufficient-nodes-in-root-to-leaf-paths |
|
|
Medium |
1159 |
smallest-subsequence-of-distinct-characters |
|
|
Medium |
1160 |
letter-tile-possibilities |
|
|
Medium |
1164 |
missing-number-in-arithmetic-progression |
π |
π |
Easy |
1165 |
meeting-scheduler |
π |
π |
Medium |
1166 |
toss-strange-coins |
π |
|
Medium |
1167 |
minimum-time-to-build-blocks |
π |
|
Hard |
1168 |
duplicate-zeros |
|
π |
Easy |
1169 |
largest-values-from-labels |
|
|
Medium |
1170 |
shortest-common-supersequence |
|
|
Hard |
1171 |
shortest-path-in-binary-matrix |
Python3 |
π |
Medium |
1175 |
array-transformation |
π |
|
Easy |
1176 |
design-a-leaderboard |
π |
π |
Medium |
1177 |
tree-diameter |
π |
π |
Medium |
1178 |
valid-palindrome-iii |
π |
π |
Hard |
1183 |
statistics-from-a-large-sample |
|
|
Medium |
1184 |
car-pooling |
|
π |
Medium |
1185 |
find-in-mountain-array |
|
|
Hard |
1188 |
brace-expansion-ii |
|
|
Hard |
1189 |
encode-number |
π |
|
Medium |
1190 |
smallest-common-region |
π |
|
Medium |
1191 |
synonymous-sentences |
π |
|
Medium |
1192 |
divide-chocolate |
π |
π |
Hard |
1194 |
path-in-zigzag-labelled-binary-tree |
|
|
Medium |
1195 |
distribute-candies-to-people |
Python3 |
π |
Easy |
1196 |
filling-bookcase-shelves |
|
|
Medium |
1197 |
parsing-a-boolean-expression |
|
|
Hard |
1199 |
hexspeak |
π |
|
Easy |
1200 |
remove-interval |
π |
π |
Medium |
1201 |
delete-tree-nodes |
π |
|
Medium |
1202 |
palindrome-removal |
π |
|
Hard |
1205 |
defanging-an-ip-address |
|
|
Easy |
1206 |
corporate-flight-bookings |
|
|
Medium |
1207 |
delete-nodes-and-return-forest |
|
|
Medium |
1208 |
maximum-nesting-depth-of-two-valid-parentheses-strings |
|
|
Medium |
1210 |
mean-of-array-after-removing-some-elements |
|
|
Easy |
1211 |
iterator-for-combination |
Python3 |
π |
Medium |
1212 |
sequential-digits |
|
π |
Medium |
1213 |
handshakes-that-dont-cross |
π |
|
Hard |
1217 |
relative-sort-array |
|
|
Easy |
1218 |
lowest-common-ancestor-of-deepest-leaves |
|
|
Medium |
1219 |
longest-well-performing-interval |
|
|
Medium |
1220 |
smallest-sufficient-team |
|
|
Hard |
1221 |
element-appearing-more-than-25-in-sorted-array |
|
|
Easy |
1222 |
remove-covered-intervals |
Python3 |
π |
Medium |
1223 |
graph-connectivity-with-threshold |
|
|
Hard |
1224 |
minimum-falling-path-sum-ii |
|
|
Hard |
1227 |
number-of-equivalent-domino-pairs |
|
|
Easy |
1228 |
minimum-cost-tree-from-leaf-values |
|
|
Medium |
1229 |
shortest-path-with-alternating-colors |
|
|
Medium |
1230 |
maximum-of-absolute-value-expression |
|
|
Medium |
1231 |
replace-elements-with-greatest-element-on-right-side |
|
|
Easy |
1232 |
sum-of-mutated-array-closest-to-target |
|
|
Medium |
1233 |
number-of-ships-in-a-rectangle |
π |
π |
Hard |
1234 |
number-of-paths-with-max-score |
|
|
Hard |
1236 |
n-th-tribonacci-number |
Python3 |
π |
Easy |
1238 |
alphabet-board-path |
|
|
Medium |
1239 |
largest-1-bordered-square |
|
|
Medium |
1240 |
stone-game-ii |
Python3 |
|
Medium |
1241 |
decompress-run-length-encoded-list |
|
|
Easy |
1242 |
matrix-block-sum |
|
|
Medium |
1243 |
sum-of-nodes-with-even-valued-grandparent |
|
|
Medium |
1244 |
distinct-echo-substrings |
|
|
Hard |
1247 |
decrease-elements-to-make-array-zigzag |
|
|
Medium |
1248 |
binary-tree-coloring-game |
|
|
Medium |
1249 |
snapshot-array |
|
|
Medium |
1250 |
longest-common-subsequence |
Python3 |
π |
Medium |
1251 |
longest-chunked-palindrome-decomposition |
|
|
Hard |
1252 |
break-a-palindrome |
Python3 |
π |
Medium |
1253 |
sort-the-matrix-diagonally |
|
π |
Medium |
1254 |
deepest-leaves-sum |
Python3 |
π |
Medium |
1255 |
reverse-subarray-to-maximize-array-value |
|
|
Hard |
1256 |
rank-transform-of-an-array |
|
|
Easy |
1257 |
rank-transform-of-a-matrix |
Python3 |
π |
Hard |
1260 |
day-of-the-year |
|
|
Easy |
1261 |
swap-for-longest-repeated-character-substring |
|
|
Medium |
1262 |
online-majority-element-in-subarray |
|
|
Hard |
1263 |
number-of-dice-rolls-with-target-sum |
|
π |
Medium |
1264 |
maximum-number-of-words-you-can-type |
Python3 |
|
Easy |
1267 |
remove-zero-sum-consecutive-nodes-from-linked-list |
|
|
Medium |
1270 |
dinner-plate-stacks |
|
|
Hard |
1271 |
web-crawler |
π |
|
Medium |
1272 |
invalid-transactions |
|
|
Medium |
1273 |
compare-strings-by-frequency-of-the-smallest-character |
|
|
Medium |
1274 |
number-of-days-between-two-dates |
|
|
Easy |
1275 |
validate-binary-tree-nodes |
|
|
Medium |
1276 |
closest-divisors |
|
|
Medium |
1277 |
largest-multiple-of-three |
|
|
Hard |
1279 |
prime-arrangements |
|
|
Easy |
1280 |
diet-plan-performance |
π |
|
Easy |
1281 |
can-make-palindrome-from-substring |
|
|
Medium |
1282 |
number-of-valid-words-for-each-puzzle |
Python3 |
π |
Hard |
1283 |
reformat-date |
|
|
Easy |
1284 |
four-divisors |
|
|
Medium |
1285 |
balance-a-binary-search-tree |
|
|
Medium |
1286 |
constrained-subsequence-sum |
|
|
Hard |
1287 |
distance-between-bus-stops |
|
|
Easy |
1288 |
maximum-subarray-sum-with-one-deletion |
|
|
Medium |
1289 |
day-of-the-week |
|
|
Easy |
1290 |
make-array-strictly-increasing |
|
|
Hard |
1293 |
three-consecutive-odds |
|
|
Easy |
1294 |
range-frequency-queries |
Python3 |
|
Medium |
1295 |
minimum-garden-perimeter-to-collect-enough-apples |
|
|
Medium |
1296 |
kth-ancestor-of-a-tree-node |
|
|
Hard |
1297 |
maximum-number-of-balloons |
Python3 |
π |
Easy |
1298 |
reverse-substrings-between-each-pair-of-parentheses |
|
|
Medium |
1299 |
k-concatenation-maximum-sum |
|
|
Medium |
1300 |
critical-connections-in-a-network |
|
π |
Hard |
1302 |
delete-characters-to-make-fancy-string |
|
|
Easy |
1303 |
minimum-moves-to-reach-target-score |
|
|
Medium |
1304 |
longest-happy-string |
|
|
Medium |
1305 |
number-of-visible-people-in-a-queue |
|
|
Hard |
1306 |
minimum-absolute-difference |
|
π |
Easy |
1307 |
ugly-number-iii |
|
|
Medium |
1308 |
smallest-string-with-swaps |
|
π |
Medium |
1309 |
sort-items-by-groups-respecting-dependencies |
|
|
Hard |
1310 |
watering-plants |
Python3 |
|
Medium |
1311 |
largest-magic-square |
|
|
Medium |
1312 |
count-artifacts-that-can-be-extracted |
|
|
Medium |
1313 |
count-ways-to-build-rooms-in-an-ant-colony |
|
|
Hard |
1319 |
unique-number-of-occurrences |
|
|
Easy |
1320 |
remove-all-adjacent-duplicates-in-string-ii |
|
π |
Medium |
1321 |
get-equal-substrings-within-budget |
|
|
Medium |
1322 |
minimum-moves-to-reach-target-with-rotations |
|
|
Hard |
1324 |
where-will-the-ball-fall |
|
|
Medium |
1325 |
path-with-maximum-probability |
|
|
Medium |
1326 |
sum-of-floored-pairs |
|
|
Hard |
1329 |
minimum-cost-to-move-chips-to-the-same-position |
|
π |
Easy |
1330 |
longest-arithmetic-subsequence-of-given-difference |
|
|
Medium |
1331 |
path-with-maximum-gold |
|
|
Medium |
1332 |
count-vowels-permutation |
|
π |
Hard |
1333 |
sort-the-jumbled-numbers |
|
|
Medium |
1334 |
sum-of-numbers-with-units-digit-k |
|
|
Medium |
1335 |
maximum-candies-allocated-to-k-children |
|
|
Medium |
1336 |
maximum-product-of-the-length-of-two-palindromic-substrings |
|
|
Hard |
1337 |
design-skiplist |
|
|
Hard |
1341 |
split-a-string-in-balanced-strings |
|
|
Easy |
1342 |
queens-that-can-attack-the-king |
|
|
Medium |
1343 |
dice-roll-simulation |
|
|
Hard |
1344 |
maximum-equal-frequency |
|
|
Hard |
1345 |
perform-string-shifts |
π |
π |
Easy |
1346 |
maximize-the-topmost-element-after-k-moves |
|
|
Medium |
1347 |
distance-to-a-cycle-in-undirected-graph |
π |
|
Hard |
1348 |
maximum-score-of-spliced-array |
|
|
Hard |
1349 |
check-if-it-is-a-straight-line |
|
|
Easy |
1350 |
remove-sub-folders-from-the-filesystem |
|
|
Medium |
1351 |
replace-the-substring-for-balanced-string |
|
|
Medium |
1352 |
maximum-profit-in-job-scheduling |
|
π |
Hard |
1353 |
find-resultant-array-after-removing-anagrams |
|
|
Easy |
1354 |
find-players-with-zero-or-one-losses |
|
|
Medium |
1355 |
minimum-deletions-to-make-array-beautiful |
|
|
Medium |
1356 |
minimum-number-of-moves-to-make-palindrome |
|
|
Hard |
1358 |
find-positive-integer-solution-for-a-given-equation |
|
|
Medium |
1359 |
circular-permutation-in-binary-representation |
|
|
Medium |
1360 |
maximum-length-of-a-concatenated-string-with-unique-characters |
Python3 |
π |
Medium |
1361 |
tiling-a-rectangle-with-the-fewest-squares |
|
|
Hard |
1362 |
airplane-seat-assignment-probability |
|
|
Medium |
1363 |
greatest-english-letter-in-upper-and-lower-case |
|
|
Easy |
1364 |
tuple-with-same-product |
|
|
Medium |
1366 |
first-unique-number |
π |
π |
Medium |
1367 |
maximum-height-by-stacking-cuboids |
|
|
Hard |
1369 |
minimum-swaps-to-make-strings-equal |
|
|
Medium |
1370 |
count-number-of-nice-subarrays |
|
|
Medium |
1371 |
minimum-remove-to-make-valid-parentheses |
|
π |
Medium |
1372 |
check-if-it-is-a-good-array |
|
|
Hard |
1374 |
leftmost-column-with-at-least-a-one |
π |
π |
Medium |
1375 |
find-palindrome-with-fixed-length |
|
|
Medium |
1376 |
selling-pieces-of-wood |
|
|
Hard |
1378 |
cells-with-odd-values-in-a-matrix |
|
|
Easy |
1379 |
reconstruct-a-2-row-binary-matrix |
|
|
Medium |
1380 |
number-of-closed-islands |
|
|
Medium |
1381 |
maximum-score-words-formed-by-letters |
|
|
Hard |
1382 |
calculate-amount-paid-in-taxes |
|
|
Easy |
1383 |
number-of-single-divisor-triplets |
π |
|
Medium |
1384 |
maximum-font-to-fit-a-sentence-in-a-screen |
π |
|
Medium |
1385 |
number-of-ways-to-build-house-of-cards |
π |
|
Medium |
1386 |
shift-2d-grid |
|
π |
Easy |
1387 |
find-elements-in-a-contaminated-binary-tree |
|
|
Medium |
1388 |
greatest-sum-divisible-by-three |
|
|
Medium |
1389 |
minimum-moves-to-move-a-box-to-their-target-location |
|
|
Hard |
1391 |
counting-elements |
π |
π |
Easy |
1392 |
find-the-difference-of-two-arrays |
|
|
Easy |
1393 |
maximum-value-of-k-coins-from-piles |
|
|
Hard |
1394 |
minimum-path-cost-in-a-grid |
|
|
Medium |
1395 |
minimum-time-visiting-all-points |
|
|
Easy |
1396 |
count-servers-that-communicate |
|
|
Medium |
1397 |
search-suggestions-system |
Python3 |
π |
Medium |
1398 |
number-of-ways-to-stay-in-the-same-place-after-some-steps |
|
|
Hard |
1400 |
find-winner-on-a-tic-tac-toe-game |
Python3 |
π |
Easy |
1401 |
number-of-burgers-with-no-waste-of-ingredients |
|
|
Medium |
1402 |
count-square-submatrices-with-all-ones |
|
|
Medium |
1403 |
palindrome-partitioning-iii |
|
|
Hard |
1404 |
print-immutable-linked-list-in-reverse |
π |
|
Medium |
1406 |
subtract-the-product-and-sum-of-digits-of-an-integer |
Python3 |
|
Easy |
1407 |
group-the-people-given-the-group-size-they-belong-to |
Python3 |
|
Medium |
1408 |
find-the-smallest-divisor-given-a-threshold |
Python3 |
π |
Medium |
1409 |
minimum-number-of-flips-to-convert-binary-matrix-to-zero-matrix |
|
|
Hard |
1411 |
convert-binary-number-in-a-linked-list-to-integer |
Python3 |
π |
Easy |
1413 |
maximum-side-length-of-a-square-with-sum-less-than-or-equal-to-threshold |
|
|
Medium |
1414 |
shortest-path-in-a-grid-with-obstacles-elimination |
Python3 |
π |
Hard |
1416 |
check-if-an-array-is-consecutive |
π |
|
Easy |
1418 |
fair-distribution-of-cookies |
|
|
Medium |
1419 |
make-array-non-decreasing-or-non-increasing |
π |
|
Hard |
1421 |
find-numbers-with-even-number-of-digits |
|
|
Easy |
1422 |
divide-array-in-sets-of-k-consecutive-numbers |
|
|
Medium |
1423 |
maximum-number-of-occurrences-of-a-substring |
|
|
Medium |
1424 |
maximum-candies-you-can-get-from-boxes |
|
|
Hard |
1426 |
find-n-unique-integers-sum-up-to-zero |
Python3 |
|
Easy |
1427 |
all-elements-in-two-binary-search-trees |
Python3 |
π |
Medium |
1428 |
jump-game-iii |
Python3 |
π |
Medium |
1429 |
verbal-arithmetic-puzzle |
|
|
Hard |
1430 |
find-the-k-beauty-of-a-number |
|
|
Easy |
1431 |
all-ancestors-of-a-node-in-a-directed-acyclic-graph |
|
|
Medium |
1432 |
check-if-a-string-is-a-valid-sequence-from-root-to-leaves-path-in-a-binary-tree |
π |
|
Medium |
1433 |
encrypt-and-decrypt-strings |
|
|
Hard |
1434 |
decrypt-string-from-alphabet-to-integer-mapping |
|
|
Easy |
1435 |
xor-queries-of-a-subarray |
|
|
Medium |
1436 |
get-watched-videos-by-your-friends |
|
|
Medium |
1437 |
minimum-insertion-steps-to-make-a-string-palindrome |
|
|
Hard |
1440 |
convert-integer-to-the-sum-of-two-no-zero-integers |
|
|
Easy |
1441 |
minimum-flips-to-make-a-or-b-equal-to-c |
|
|
Medium |
1442 |
number-of-operations-to-make-network-connected |
|
|
Medium |
1443 |
minimum-distance-to-type-a-word-using-two-fingers |
|
|
Hard |
1444 |
number-of-steps-to-reduce-a-number-to-zero |
|
π |
Easy |
1445 |
number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold |
|
|
Medium |
1446 |
angle-between-hands-of-a-clock |
|
π |
Medium |
1447 |
jump-game-iv |
|
π |
Hard |
1448 |
maximum-69-number |
|
|
Easy |
1449 |
print-words-vertically |
|
|
Medium |
1450 |
delete-leaves-with-a-given-value |
|
|
Medium |
1451 |
minimum-number-of-taps-to-open-to-water-a-garden |
|
|
Hard |
1454 |
remove-palindromic-subsequences |
|
π |
Easy |
1455 |
filter-restaurants-by-vegan-friendly-price-and-distance |
|
|
Medium |
1456 |
find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance |
|
|
Medium |
1457 |
minimum-difficulty-of-a-job-schedule |
|
π |
Hard |
1458 |
sort-integers-by-the-number-of-1-bits |
|
|
Easy |
1459 |
apply-discount-every-n-orders |
|
|
Medium |
1460 |
number-of-substrings-containing-all-three-characters |
|
|
Medium |
1461 |
count-all-valid-pickup-and-delivery-options |
|
π |
Hard |
1463 |
the-k-weakest-rows-in-a-matrix |
Python3 |
π |
Easy |
1464 |
reduce-array-size-to-the-half |
Python3 |
π |
Medium |
1465 |
maximum-product-of-splitted-binary-tree |
Python3 |
π |
Medium |
1466 |
jump-game-v |
|
|
Hard |
1468 |
check-if-n-and-its-double-exist |
|
|
Easy |
1469 |
minimum-number-of-steps-to-make-two-strings-anagram |
|
|
Medium |
1470 |
tweet-counts-per-frequency |
|
|
Medium |
1471 |
maximum-students-taking-exam |
|
|
Hard |
1472 |
increasing-decreasing-string |
|
|
Easy |
1473 |
find-the-longest-substring-containing-vowels-in-even-counts |
|
|
Medium |
1474 |
longest-zigzag-path-in-a-binary-tree |
|
|
Medium |
1475 |
maximum-sum-bst-in-binary-tree |
|
|
Hard |
1476 |
count-negative-numbers-in-a-sorted-matrix |
|
|
Easy |
1477 |
product-of-the-last-k-numbers |
|
|
Medium |
1478 |
maximum-number-of-events-that-can-be-attended |
|
|
Medium |
1479 |
construct-target-array-with-multiple-sums |
|
π |
Hard |
1482 |
how-many-numbers-are-smaller-than-the-current-number |
|
|
Easy |
1483 |
rank-teams-by-votes |
|
|
Medium |
1484 |
linked-list-in-binary-tree |
|
|
Medium |
1485 |
minimum-cost-to-make-at-least-one-valid-path-in-a-grid |
|
|
Hard |
1486 |
find-the-distance-value-between-two-arrays |
|
|
Easy |
1487 |
cinema-seat-allocation |
|
|
Medium |
1488 |
sort-integers-by-the-power-value |
|
|
Medium |
1489 |
pizza-with-3n-slices |
|
|
Hard |
1490 |
generate-a-string-with-characters-that-have-odd-counts |
|
|
Easy |
1491 |
number-of-times-binary-string-is-prefix-aligned |
|
|
Medium |
1492 |
time-needed-to-inform-all-employees |
|
|
Medium |
1493 |
frog-position-after-t-seconds |
|
|
Hard |
1496 |
lucky-numbers-in-a-matrix |
|
|
Easy |
1497 |
design-a-stack-with-increment-operation |
|
|
Medium |
1498 |
find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree |
Python3 |
π |
Easy |
1499 |
maximum-performance-of-a-team |
|
π |
Hard |
1500 |
count-largest-group |
|
|
Easy |
1501 |
circle-and-rectangle-overlapping |
|
|
Medium |
1502 |
construct-k-palindrome-strings |
|
|
Medium |
1503 |
reducing-dishes |
|
|
Hard |
1505 |
create-target-array-in-the-given-order |
|
|
Easy |
1507 |
check-if-there-is-a-valid-path-in-a-grid |
|
|
Medium |
1508 |
longest-happy-prefix |
|
|
Hard |
1510 |
find-lucky-integer-in-an-array |
|
π |
Easy |
1511 |
count-number-of-teams |
|
|
Medium |
1512 |
design-underground-system |
|
π |
Medium |
1513 |
find-all-good-strings |
|
|
Hard |
1514 |
minimum-value-to-get-positive-step-by-step-sum |
Python3 |
π |
Easy |
1515 |
find-the-minimum-number-of-fibonacci-numbers-whose-sum-is-k |
|
|
Medium |
1516 |
the-k-th-lexicographical-string-of-all-happy-strings-of-length-n |
|
|
Medium |
1517 |
restore-the-array |
|
|
Hard |
1519 |
minimum-subsequence-in-non-increasing-order |
|
|
Easy |
1520 |
number-of-steps-to-reduce-a-number-in-binary-representation-to-one |
|
|
Medium |
1522 |
stone-game-iii |
|
|
Hard |
1524 |
string-matching-in-an-array |
|
|
Easy |
1525 |
queries-on-a-permutation-with-key |
|
|
Medium |
1526 |
html-entity-parser |
|
|
Medium |
1527 |
number-of-ways-to-paint-n-3-grid |
|
|
Hard |
1528 |
kids-with-the-greatest-number-of-candies |
|
|
Easy |
1529 |
max-difference-you-can-get-from-changing-an-integer |
|
|
Medium |
1530 |
check-if-a-string-can-break-another-string |
|
|
Medium |
1531 |
number-of-ways-to-wear-different-hats-to-each-other |
|
|
Hard |
1532 |
reformat-the-string |
|
|
Easy |
1533 |
display-table-of-food-orders-in-a-restaurant |
|
|
Medium |
1534 |
minimum-number-of-frogs-croaking |
|
|
Medium |
1535 |
build-array-where-you-can-find-the-maximum-exactly-k-comparisons |
|
|
Hard |
1537 |
maximum-score-after-splitting-a-string |
|
|
Easy |
1538 |
maximum-points-you-can-obtain-from-cards |
Python3 |
π |
Medium |
1539 |
diagonal-traverse-ii |
|
|
Medium |
1542 |
consecutive-characters |
Python3 |
π |
Easy |
1543 |
simplified-fractions |
|
|
Medium |
1544 |
count-good-nodes-in-binary-tree |
Python3 |
π |
Medium |
1545 |
form-largest-integer-with-digits-that-add-up-to-target |
|
|
Hard |
1547 |
destination-city |
|
|
Easy |
1548 |
check-if-all-1s-are-at-least-length-k-places-away |
|
π |
Easy |
1549 |
longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit |
|
|
Medium |
1550 |
find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows |
|
|
Hard |
1552 |
build-an-array-with-stack-operations |
|
|
Medium |
1553 |
count-triplets-that-can-form-two-arrays-of-equal-xor |
|
|
Medium |
1554 |
minimum-time-to-collect-all-apples-in-a-tree |
|
|
Medium |
1555 |
number-of-ways-of-cutting-a-pizza |
|
|
Hard |
1556 |
make-two-arrays-equal-by-reversing-sub-arrays |
|
|
Easy |
1557 |
check-if-a-string-contains-all-binary-codes-of-size-k |
Python3 |
π |
Medium |
1558 |
course-schedule-iv |
|
|
Medium |
1559 |
cherry-pickup-ii |
|
π |
Hard |
1560 |
number-of-students-doing-homework-at-a-given-time |
|
|
Easy |
1561 |
rearrange-words-in-a-sentence |
Python3 |
|
Medium |
1562 |
people-whose-list-of-favorite-companies-is-not-a-subset-of-another-list |
|
|
Medium |
1563 |
maximum-number-of-darts-inside-of-a-circular-dartboard |
|
|
Hard |
1566 |
check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence |
Python3 |
|
Easy |
1567 |
maximum-number-of-vowels-in-a-substring-of-given-length |
|
|
Medium |
1568 |
pseudo-palindromic-paths-in-a-binary-tree |
|
π |
Medium |
1569 |
max-dot-product-of-two-subsequences |
|
|
Hard |
1570 |
final-prices-with-a-special-discount-in-a-shop |
|
|
Easy |
1571 |
allocate-mailboxes |
|
|
Hard |
1572 |
subrectangle-queries |
Python3 |
|
Medium |
1573 |
find-two-non-overlapping-sub-arrays-each-with-target-sum |
|
|
Medium |
1574 |
maximum-product-of-two-elements-in-an-array |
Python3 |
|
Easy |
1575 |
maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts |
Python3 |
π |
Medium |
1576 |
reorder-routes-to-make-all-paths-lead-to-the-city-zero |
Python3 |
|
Medium |
1577 |
probability-of-a-two-boxes-having-the-same-number-of-distinct-balls |
|
|
Hard |
1580 |
shuffle-the-array |
|
|
Easy |
1581 |
the-k-strongest-values-in-an-array |
|
|
Medium |
1582 |
design-browser-history |
|
|
Medium |
1583 |
paint-house-iii |
|
π |
Hard |
1584 |
average-salary-excluding-the-minimum-and-maximum-salary |
|
|
Easy |
1585 |
the-kth-factor-of-n |
|
π |
Medium |
1586 |
longest-subarray-of-1s-after-deleting-one-element |
|
|
Medium |
1587 |
parallel-courses-ii |
|
|
Hard |
1603 |
running-sum-of-1d-array |
Python3 |
π |
Easy |
1604 |
least-number-of-unique-integers-after-k-removals |
Python3 |
|
Medium |
1605 |
minimum-number-of-days-to-make-m-bouquets |
|
|
Medium |
1609 |
find-all-the-lonely-nodes |
π |
|
Easy |
1610 |
xor-operation-in-an-array |
|
|
Easy |
1611 |
making-file-names-unique |
|
|
Medium |
1612 |
avoid-flood-in-the-city |
|
|
Medium |
1613 |
find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree |
|
|
Hard |
1615 |
range-sum-of-sorted-subarray-sums |
|
|
Medium |
1616 |
minimum-difference-between-largest-and-smallest-value-in-three-moves |
|
|
Medium |
1617 |
stone-game-iv |
Python3 |
π |
Hard |
1618 |
delete-n-nodes-after-m-nodes-of-a-linked-list |
π |
π |
Easy |
1619 |
path-crossing |
|
|
Easy |
1620 |
check-if-array-pairs-are-divisible-by-k |
|
|
Medium |
1621 |
number-of-subsequences-that-satisfy-the-given-sum-condition |
|
|
Medium |
1622 |
max-value-of-equation |
|
|
Hard |
1624 |
clone-binary-tree-with-random-pointer |
π |
π |
Medium |
1626 |
can-make-arithmetic-progression-from-sequence |
|
|
Easy |
1627 |
last-moment-before-all-ants-fall-out-of-a-plank |
|
|
Medium |
1628 |
count-submatrices-with-all-ones |
|
|
Medium |
1629 |
minimum-possible-integer-after-at-most-k-adjacent-swaps-on-digits |
|
|
Hard |
1630 |
count-odd-numbers-in-an-interval-range |
|
|
Easy |
1631 |
number-of-sub-arrays-with-odd-sum |
|
|
Medium |
1632 |
number-of-good-ways-to-split-a-string |
|
|
Medium |
1633 |
minimum-number-of-increments-on-subarrays-to-form-a-target-array |
|
|
Hard |
1634 |
clone-n-ary-tree |
π |
π |
Medium |
1635 |
number-of-good-pairs |
|
|
Easy |
1636 |
number-of-substrings-with-only-1s |
|
|
Medium |
1637 |
string-compression-ii |
|
π |
Hard |
1638 |
best-position-for-a-service-centre |
|
|
Hard |
1640 |
design-a-file-sharing-system |
π |
|
Medium |
1642 |
water-bottles |
|
|
Easy |
1643 |
number-of-nodes-in-the-sub-tree-with-the-same-label |
|
|
Medium |
1644 |
maximum-number-of-non-overlapping-substrings |
|
|
Hard |
1645 |
find-a-value-of-a-mysterious-function-closest-to-target |
|
|
Hard |
1646 |
kth-missing-positive-number |
|
π |
Easy |
1647 |
can-convert-string-in-k-moves |
|
|
Medium |
1648 |
minimum-insertions-to-balance-a-parentheses-string |
|
|
Medium |
1649 |
maximum-number-of-non-overlapping-subarrays-with-sum-equals-target |
|
|
Medium |
1650 |
find-root-of-n-ary-tree |
π |
π |
Medium |
1651 |
shuffle-string |
|
|
Easy |
1652 |
minimum-suffix-flips |
|
|
Medium |
1653 |
number-of-good-leaf-nodes-pairs |
|
|
Medium |
1655 |
move-sub-tree-of-n-ary-tree |
π |
|
Hard |
1656 |
count-good-triplets |
|
|
Easy |
1657 |
find-the-winner-of-an-array-game |
|
|
Medium |
1658 |
minimum-swaps-to-arrange-a-binary-grid |
|
|
Medium |
1659 |
get-the-maximum-score |
|
|
Hard |
1660 |
thousand-separator |
|
|
Easy |
1661 |
minimum-number-of-vertices-to-reach-all-nodes |
|
|
Medium |
1662 |
minimum-numbers-of-function-calls-to-make-target-array |
|
|
Medium |
1663 |
detect-cycles-in-2d-grid |
|
|
Medium |
1665 |
diameter-of-n-ary-tree |
π |
π |
Medium |
1666 |
make-the-string-great |
|
|
Easy |
1667 |
find-kth-bit-in-nth-binary-string |
Python3 |
|
Medium |
1668 |
find-longest-awesome-substring |
|
|
Hard |
1669 |
minimum-cost-to-cut-a-stick |
|
|
Hard |
1672 |
find-the-index-of-the-large-integer |
π |
|
Medium |
1674 |
minimum-operations-to-make-array-equal |
|
π |
Medium |
1675 |
magnetic-force-between-two-balls |
|
|
Medium |
1676 |
minimum-number-of-days-to-eat-n-oranges |
|
|
Hard |
1677 |
matrix-diagonal-sum |
|
|
Easy |
1678 |
number-of-ways-to-split-a-string |
|
|
Medium |
1679 |
shortest-subarray-to-be-removed-to-make-array-sorted |
|
|
Medium |
1680 |
count-all-possible-routes |
|
|
Hard |
1681 |
guess-the-majority-in-a-hidden-array |
π |
|
Medium |
1682 |
most-visited-sector-in-a-circular-track |
|
|
Easy |
1683 |
maximum-number-of-coins-you-can-get |
|
|
Medium |
1684 |
find-latest-group-of-size-m |
|
|
Medium |
1685 |
stone-game-v |
|
|
Hard |
1687 |
the-most-similar-path-in-a-graph |
π |
|
Hard |
1689 |
detect-pattern-of-length-m-repeated-k-or-more-times |
Python3 |
|
Easy |
1690 |
maximum-length-of-subarray-with-positive-product |
|
|
Medium |
1691 |
minimum-number-of-days-to-disconnect-island |
|
|
Hard |
1692 |
number-of-ways-to-reorder-array-to-get-same-bst |
|
|
Hard |
1693 |
sum-of-all-odd-length-subarrays |
|
|
Easy |
1694 |
make-sum-divisible-by-p |
|
|
Medium |
1695 |
maximum-sum-obtained-of-any-permutation |
|
|
Medium |
1696 |
strange-printer-ii |
|
|
Hard |
1697 |
strings-differ-by-one-character |
π |
|
Medium |
1698 |
replace-all-s-to-avoid-consecutive-repeating-characters |
|
|
Easy |
1699 |
number-of-ways-where-square-of-number-is-equal-to-product-of-two-numbers |
|
|
Medium |
1700 |
minimum-time-to-make-rope-colorful |
|
|
Medium |
1701 |
remove-max-number-of-edges-to-keep-graph-fully-traversable |
|
|
Hard |
1703 |
put-boxes-into-the-warehouse-i |
π |
π |
Medium |
1704 |
special-positions-in-a-binary-matrix |
|
|
Easy |
1705 |
count-unhappy-friends |
|
|
Medium |
1706 |
min-cost-to-connect-all-points |
|
π |
Medium |
1707 |
check-if-string-is-transformable-with-substring-sort-operations |
|
|
Hard |
1708 |
design-parking-system |
|
|
Easy |
1709 |
alert-using-same-key-card-three-or-more-times-in-a-one-hour-period |
|
|
Medium |
1710 |
find-servers-that-handled-most-number-of-requests |
|
|
Hard |
1711 |
find-valid-matrix-given-row-and-column-sums |
|
|
Medium |
1713 |
dot-product-of-two-sparse-vectors |
π |
π |
Medium |
1714 |
rearrange-spaces-between-words |
|
|
Easy |
1715 |
split-a-string-into-the-max-number-of-unique-substrings |
|
|
Medium |
1716 |
maximum-non-negative-product-in-a-matrix |
|
|
Medium |
1717 |
minimum-cost-to-connect-two-groups-of-points |
|
|
Hard |
1719 |
put-boxes-into-the-warehouse-ii |
π |
|
Medium |
1720 |
crawler-log-folder |
|
|
Easy |
1721 |
maximum-profit-of-operating-a-centennial-wheel |
|
|
Medium |
1722 |
throne-inheritance |
|
|
Medium |
1723 |
maximum-number-of-achievable-transfer-requests |
|
|
Hard |
1725 |
number-of-sets-of-k-non-overlapping-line-segments |
|
|
Medium |
1726 |
coordinate-with-maximum-network-quality |
|
|
Medium |
1727 |
cat-and-mouse-ii |
|
|
Hard |
1728 |
fancy-sequence |
|
|
Hard |
1729 |
binary-search-tree-iterator-ii |
π |
π |
Medium |
1730 |
special-array-with-x-elements-greater-than-or-equal-x |
|
|
Easy |
1731 |
even-odd-tree |
|
|
Medium |
1732 |
minimum-one-bit-operations-to-make-integers-zero |
|
|
Hard |
1733 |
maximum-number-of-visible-points |
|
|
Hard |
1736 |
build-binary-expression-tree-from-infix-expression |
π |
|
Hard |
1737 |
maximum-nesting-depth-of-the-parentheses |
Python3 |
|
Easy |
1738 |
maximal-network-rank |
|
|
Medium |
1739 |
split-two-strings-to-make-palindrome |
Python3 |
|
Medium |
1740 |
count-subtrees-with-max-distance-between-cities |
|
|
Hard |
1741 |
sort-array-by-increasing-frequency |
|
|
Easy |
1742 |
widest-vertical-area-between-two-points-containing-no-points |
|
|
Medium |
1743 |
count-substrings-that-differ-by-one-character |
|
|
Medium |
1744 |
number-of-ways-to-form-a-target-string-given-a-dictionary |
|
|
Hard |
1745 |
find-nearest-right-node-in-binary-tree |
π |
π |
Medium |
1746 |
largest-substring-between-two-equal-characters |
|
|
Easy |
1747 |
lexicographically-smallest-string-after-applying-operations |
|
|
Medium |
1748 |
best-team-with-no-conflicts |
|
|
Medium |
1750 |
check-if-two-expression-trees-are-equivalent |
π |
|
Medium |
1751 |
slowest-key |
Python3 |
π |
Easy |
1752 |
arithmetic-subarrays |
Python3 |
|
Medium |
1753 |
path-with-minimum-effort |
|
π |
Medium |
1755 |
defuse-the-bomb |
|
|
Easy |
1756 |
minimum-deletions-to-make-string-balanced |
|
|
Medium |
1757 |
minimum-jumps-to-reach-home |
|
|
Medium |
1758 |
distribute-repeating-integers |
|
|
Hard |
1760 |
check-array-formation-through-concatenation |
Python3 |
π |
Easy |
1761 |
count-sorted-vowel-strings |
Python3 |
π |
Medium |
1762 |
furthest-building-you-can-reach |
Python3 |
π |
Medium |
1764 |
maximum-repeating-substring |
|
|
Easy |
1765 |
merge-in-between-linked-lists |
|
|
Medium |
1766 |
minimum-number-of-removals-to-make-mountain-array |
|
|
Hard |
1767 |
design-front-middle-back-queue |
|
|
Medium |
1768 |
design-an-expression-tree-with-evaluate-function |
π |
|
Medium |
1769 |
get-maximum-in-generated-array |
|
π |
Easy |
1770 |
minimum-deletions-to-make-character-frequencies-unique |
Python3 |
π |
Medium |
1771 |
sell-diminishing-valued-colored-balls |
|
|
Medium |
1772 |
create-sorted-array-through-instructions |
|
π |
Hard |
1774 |
add-two-polynomials-represented-as-linked-lists |
π |
|
Medium |
1775 |
design-an-ordered-stream |
Python3 |
|
Easy |
1776 |
minimum-operations-to-reduce-x-to-zero |
Python3 |
π |
Medium |
1777 |
determine-if-two-strings-are-close |
Python3 |
π |
Medium |
1778 |
maximize-grid-happiness |
|
|
Hard |
1780 |
lowest-common-ancestor-of-a-binary-tree-ii |
π |
|
Medium |
1781 |
check-if-two-string-arrays-are-equivalent |
|
π |
Easy |
1782 |
smallest-string-with-a-given-numeric-value |
|
π |
Medium |
1783 |
ways-to-make-a-fair-array |
|
|
Medium |
1784 |
minimum-initial-energy-to-finish-tasks |
|
|
Hard |
1786 |
count-the-number-of-consistent-strings |
|
|
Easy |
1787 |
sum-of-absolute-differences-in-a-sorted-array |
|
|
Medium |
1788 |
stone-game-vi |
|
|
Medium |
1789 |
delivering-boxes-from-storage-to-ports |
|
|
Hard |
1790 |
lowest-common-ancestor-of-a-binary-tree-iii |
π |
|
Medium |
1791 |
richest-customer-wealth |
|
π |
Easy |
1792 |
find-the-most-competitive-subsequence |
|
π |
Medium |
1793 |
minimum-moves-to-make-array-complementary |
|
|
Medium |
1794 |
minimize-deviation-in-array |
|
π |
Hard |
1796 |
correct-a-binary-tree |
π |
|
Medium |
1797 |
goal-parser-interpretation |
|
|
Easy |
1798 |
max-number-of-k-sum-pairs |
|
π |
Medium |
1799 |
minimum-incompatibility |
|
|
Hard |
1800 |
concatenation-of-consecutive-binary-numbers |
|
π |
Medium |
1802 |
number-of-students-unable-to-eat-lunch |
|
|
Easy |
1803 |
average-waiting-time |
|
|
Medium |
1804 |
maximum-binary-string-after-change |
|
|
Medium |
1805 |
minimum-adjacent-swaps-for-k-consecutive-ones |
|
|
Hard |
1806 |
count-of-matches-in-tournament |
|
|
Easy |
1807 |
partitioning-into-minimum-number-of-deci-binary-numbers |
Python3 |
π |
Medium |
1808 |
stone-game-vii |
|
π |
Medium |
1809 |
sum-of-special-evenly-spaced-elements-in-array |
π |
|
Hard |
1810 |
change-the-root-of-a-binary-tree |
π |
|
Medium |
1812 |
reformat-phone-number |
|
|
Easy |
1813 |
maximum-erasure-value |
|
π |
Medium |
1814 |
jump-game-vi |
Python3 |
π |
Medium |
1815 |
checking-existence-of-edge-length-limited-paths |
|
|
Hard |
1816 |
lowest-common-ancestor-of-a-binary-tree-iv |
π |
|
Medium |
1817 |
calculate-money-in-leetcode-bank |
Python3 |
|
Easy |
1818 |
maximum-score-from-removing-substrings |
Python3 |
|
Medium |
1819 |
construct-the-lexicographically-largest-valid-sequence |
|
|
Medium |
1820 |
number-of-ways-to-reconstruct-a-tree |
|
|
Hard |
1822 |
longest-palindromic-subsequence-ii |
π |
|
Medium |
1823 |
determine-if-string-halves-are-alike |
|
π |
Easy |
1824 |
maximum-number-of-eaten-apples |
|
π |
Medium |
1825 |
find-minimum-time-to-finish-all-jobs |
|
|
Hard |
1826 |
maximum-xor-with-an-element-from-array |
|
|
Hard |
1828 |
count-ways-to-distribute-candies |
π |
|
Hard |
1829 |
maximum-units-on-a-truck |
Python3 |
π |
Easy |
1830 |
count-good-meals |
|
|
Medium |
1831 |
ways-to-split-array-into-three-subarrays |
|
π |
Medium |
1832 |
minimum-operations-to-make-a-subsequence |
|
|
Hard |
1833 |
find-the-highest-altitude |
|
|
Easy |
1834 |
minimum-number-of-people-to-teach |
|
|
Medium |
1835 |
decode-xored-permutation |
|
|
Medium |
1836 |
count-ways-to-make-array-with-product |
|
|
Hard |
1838 |
number-of-distinct-substrings-in-a-string |
π |
|
Medium |
1839 |
decode-xored-array |
|
|
Easy |
1840 |
minimize-hamming-distance-after-swap-operations |
|
|
Medium |
1843 |
number-of-rectangles-that-can-form-the-largest-square |
|
|
Easy |
1844 |
maximum-number-of-balls-in-a-box |
|
|
Easy |
1845 |
largest-submatrix-with-rearrangements |
|
|
Medium |
1847 |
largest-subarray-length-k |
π |
|
Easy |
1848 |
sum-of-unique-elements |
|
|
Easy |
1849 |
maximum-absolute-sum-of-any-subarray |
|
|
Medium |
1850 |
minimum-length-of-string-after-deleting-similar-ends |
|
|
Medium |
1851 |
maximum-number-of-events-that-can-be-attended-ii |
|
|
Hard |
1858 |
latest-time-by-replacing-hidden-digits |
|
|
Easy |
1859 |
change-minimum-characters-to-satisfy-one-of-three-conditions |
|
|
Medium |
1860 |
find-kth-largest-xor-coordinate-value |
|
|
Medium |
1861 |
building-boxes |
|
|
Hard |
1865 |
checking-existence-of-edge-length-limited-paths-ii |
π |
|
Hard |
1866 |
restore-the-array-from-adjacent-pairs |
|
|
Medium |
1871 |
palindrome-partitioning-iv |
|
|
Hard |
1872 |
can-you-eat-your-favorite-candy-on-your-favorite-day |
|
|
Medium |
1873 |
longest-nice-substring |
|
|
Easy |
1874 |
form-array-by-concatenating-subarrays-of-another-array |
|
|
Medium |
1875 |
tree-of-coprimes |
|
|
Hard |
1876 |
map-of-highest-peak |
|
|
Medium |
1878 |
check-if-array-is-sorted-and-rotated |
|
|
Easy |
1879 |
maximum-score-from-removing-stones |
|
|
Medium |
1880 |
largest-merge-of-two-strings |
|
|
Medium |
1881 |
closest-subsequence-sum |
|
|
Hard |
1883 |
find-distance-in-a-binary-tree |
π |
|
Medium |
1884 |
minimum-changes-to-make-alternating-binary-string |
|
|
Easy |
1885 |
count-number-of-homogenous-substrings |
|
|
Medium |
1886 |
minimum-limit-of-balls-in-a-bag |
|
|
Medium |
1887 |
minimum-degree-of-a-connected-trio-in-a-graph |
|
|
Hard |
1888 |
find-nearest-point-that-has-the-same-x-or-y-coordinate |
|
|
Easy |
1889 |
check-if-number-is-a-sum-of-powers-of-three |
|
|
Medium |
1890 |
sum-of-beauty-of-all-substrings |
|
|
Medium |
1891 |
count-pairs-of-nodes |
|
|
Hard |
1893 |
maximum-subarray-sum-after-one-operation |
π |
|
Medium |
1894 |
merge-strings-alternately |
|
|
Easy |
1895 |
minimum-number-of-operations-to-move-all-balls-to-each-box |
|
|
Medium |
1896 |
maximum-score-from-performing-multiplication-operations |
|
π |
Medium |
1897 |
maximize-palindrome-length-from-subsequences |
|
|
Hard |
1899 |
count-items-matching-a-rule |
Python3 |
|
Easy |
1900 |
closest-dessert-cost |
|
|
Medium |
1901 |
equal-sum-arrays-with-minimum-number-of-operations |
|
|
Medium |
1902 |
car-fleet-ii |
|
|
Hard |
1903 |
design-most-recently-used-queue |
π |
|
Medium |
1904 |
second-largest-digit-in-a-string |
|
|
Easy |
1905 |
design-authentication-manager |
|
|
Medium |
1906 |
maximize-score-after-n-operations |
|
|
Hard |
1907 |
count-pairs-with-xor-in-a-range |
|
|
Hard |
1909 |
buildings-with-an-ocean-view |
π |
π |
Medium |
1910 |
check-if-binary-string-has-at-most-one-segment-of-ones |
Python3 |
|
Easy |
1911 |
minimum-elements-to-add-to-form-a-given-sum |
|
|
Medium |
1912 |
number-of-restricted-paths-from-first-to-last-node |
|
|
Medium |
1913 |
make-the-xor-of-all-segments-equal-to-zero |
|
|
Hard |
1915 |
check-if-one-string-swap-can-make-strings-equal |
|
|
Easy |
1916 |
find-center-of-star-graph |
|
|
Easy |
1917 |
maximum-average-pass-ratio |
|
|
Medium |
1918 |
maximum-score-of-a-good-subarray |
|
|
Hard |
1919 |
sort-features-by-popularity |
π |
|
Medium |
1920 |
determine-color-of-a-chessboard-square |
|
|
Easy |
1923 |
sentence-similarity-iii |
|
|
Medium |
1924 |
maximum-number-of-groups-getting-fresh-donuts |
|
|
Hard |
1925 |
count-nice-pairs-in-an-array |
|
|
Medium |
1927 |
maximum-ascending-subarray-sum |
|
|
Easy |
1928 |
number-of-orders-in-the-backlog |
|
|
Medium |
1929 |
maximum-value-at-a-given-index-in-a-bounded-array |
|
|
Medium |
1930 |
maximum-number-of-consecutive-values-you-can-make |
|
|
Medium |
1931 |
shortest-path-in-a-hidden-grid |
π |
|
Medium |
1933 |
number-of-different-integers-in-a-string |
|
|
Easy |
1934 |
evaluate-the-bracket-pairs-of-a-string |
|
|
Medium |
1935 |
minimum-number-of-operations-to-reinitialize-a-permutation |
|
|
Medium |
1936 |
maximize-number-of-nice-divisors |
|
|
Hard |
1937 |
maximize-the-beauty-of-the-garden |
π |
|
Hard |
1938 |
minimum-operations-to-make-the-array-increasing |
|
|
Easy |
1939 |
queries-on-number-of-points-inside-a-circle |
Python3 |
|
Medium |
1940 |
maximum-xor-for-each-query |
|
|
Medium |
1941 |
minimum-number-of-operations-to-make-string-sorted |
|
|
Hard |
1943 |
count-pairs-of-equal-substrings-with-minimum-difference |
π |
|
Medium |
1944 |
truncate-sentence |
|
|
Easy |
1945 |
finding-the-users-active-minutes |
|
|
Medium |
1946 |
minimum-absolute-sum-difference |
|
|
Medium |
1947 |
number-of-different-subsequences-gcds |
|
|
Hard |
1949 |
implement-trie-ii-prefix-tree |
π |
|
Medium |
1950 |
sign-of-the-product-of-an-array |
|
|
Easy |
1951 |
find-the-winner-of-the-circular-game |
|
|
Medium |
1952 |
minimum-sideway-jumps |
|
|
Medium |
1953 |
finding-mk-average |
|
|
Hard |
1954 |
replace-all-digits-with-characters |
|
|
Easy |
1955 |
seat-reservation-manager |
|
|
Medium |
1956 |
maximum-element-after-decreasing-and-rearranging |
|
|
Medium |
1957 |
closest-room |
|
|
Hard |
1959 |
minimum-path-cost-in-a-hidden-grid |
π |
|
Medium |
1960 |
check-if-the-sentence-is-pangram |
|
|
Easy |
1961 |
maximum-ice-cream-bars |
|
|
Medium |
1962 |
single-threaded-cpu |
|
π |
Medium |
1963 |
find-xor-sum-of-all-pairs-bitwise-and |
|
|
Hard |
1965 |
sum-of-digits-in-base-k |
|
|
Easy |
1966 |
frequency-of-the-most-frequent-element |
|
|
Medium |
1967 |
longest-substring-of-all-vowels-in-order |
|
|
Medium |
1968 |
maximum-building-height |
|
|
Hard |
1969 |
maximum-number-of-accepted-invitations |
π |
|
Medium |
1970 |
sorting-the-sentence |
|
|
Easy |
1971 |
incremental-memory-leak |
|
|
Medium |
1972 |
rotating-the-box |
|
|
Medium |
1975 |
minimum-distance-to-the-target-element |
|
|
Easy |
1976 |
splitting-a-string-into-descending-consecutive-values |
|
|
Medium |
1977 |
minimum-interval-to-include-each-query |
|
|
Hard |
1978 |
minimum-adjacent-swaps-to-reach-the-kth-smallest-number |
|
|
Medium |
1979 |
maximum-number-of-people-that-can-be-caught-in-tag |
π |
|
Medium |
1980 |
faulty-sensor |
π |
|
Easy |
1982 |
remove-duplicates-from-an-unsorted-linked-list |
π |
|
Medium |
1983 |
maximum-population-year |
|
|
Easy |
1984 |
maximum-distance-between-a-pair-of-values |
|
|
Medium |
1985 |
maximum-subarray-min-product |
|
|
Medium |
1986 |
largest-color-value-in-a-directed-graph |
|
|
Hard |
1987 |
substrings-of-size-three-with-distinct-characters |
|
|
Easy |
1988 |
minimize-maximum-pair-sum-in-array |
|
|
Medium |
1989 |
minimum-xor-sum-of-two-arrays |
|
|
Hard |
1990 |
get-biggest-three-rhombus-sums-in-a-grid |
|
|
Medium |
1992 |
sort-linked-list-already-sorted-using-absolute-values |
π |
|
Medium |
1993 |
sum-of-all-subset-xor-totals |
|
|
Easy |
1994 |
minimum-number-of-swaps-to-make-the-binary-string-alternating |
|
|
Medium |
1995 |
finding-pairs-with-a-certain-sum |
|
|
Medium |
1996 |
number-of-ways-to-rearrange-sticks-with-k-sticks-visible |
|
|
Hard |
1997 |
next-palindrome-using-same-digits |
π |
|
Hard |
1999 |
longer-contiguous-segments-of-ones-than-zeros |
|
|
Easy |
2000 |
minimum-speed-to-arrive-on-time |
|
|
Medium |
2001 |
jump-game-vii |
|
|
Medium |
2002 |
stone-game-viii |
|
|
Hard |
2003 |
distinct-numbers-in-each-subarray |
π |
|
Medium |
2005 |
check-if-all-the-integers-in-a-range-are-covered |
|
|
Easy |
2006 |
find-the-student-that-will-replace-the-chalk |
|
|
Medium |
2007 |
maximum-cost-of-trip-with-k-highways |
π |
|
Hard |
2008 |
minimum-cost-to-change-the-final-value-of-expression |
|
|
Hard |
2009 |
longest-word-with-all-prefixes |
π |
|
Medium |
2010 |
check-if-word-equals-summation-of-two-words |
|
|
Easy |
2011 |
maximum-value-after-insertion |
|
|
Medium |
2012 |
process-tasks-using-servers |
|
|
Medium |
2013 |
minimum-skips-to-arrive-at-meeting-on-time |
|
|
Hard |
2015 |
determine-whether-matrix-can-be-obtained-by-rotation |
|
|
Easy |
2016 |
reduction-operations-to-make-the-array-elements-equal |
|
|
Medium |
2017 |
minimum-number-of-flips-to-make-the-binary-string-alternating |
|
|
Medium |
2018 |
minimum-space-wasted-from-packaging |
|
|
Hard |
2019 |
product-of-two-run-length-encoded-arrays |
π |
|
Medium |
2020 |
remove-one-element-to-make-the-array-strictly-increasing |
|
|
Easy |
2021 |
remove-all-occurrences-of-a-substring |
|
|
Medium |
2022 |
maximum-alternating-subsequence-sum |
|
|
Medium |
2023 |
design-movie-rental-system |
|
|
Hard |
2025 |
redistribute-characters-to-make-all-strings-equal |
|
|
Easy |
2026 |
merge-triplets-to-form-target-triplet |
|
|
Medium |
2027 |
maximum-number-of-removable-characters |
|
|
Medium |
2028 |
the-earliest-and-latest-rounds-where-players-compete |
|
|
Hard |
2029 |
minimize-product-sum-of-two-arrays |
π |
π |
Medium |
2031 |
egg-drop-with-2-eggs-and-n-floors |
|
|
Medium |
2032 |
largest-odd-number-in-string |
|
|
Easy |
2033 |
the-number-of-full-rounds-you-have-played |
|
|
Medium |
2034 |
minimum-absolute-difference-queries |
|
|
Medium |
2035 |
count-sub-islands |
|
|
Medium |
2036 |
count-pairs-in-two-arrays |
π |
|
Medium |
2037 |
count-square-sum-triples |
|
|
Easy |
2038 |
nearest-exit-from-entrance-in-maze |
|
|
Medium |
2039 |
sum-game |
|
|
Medium |
2040 |
minimum-cost-to-reach-destination-in-time |
|
|
Hard |
2042 |
maximum-product-difference-between-two-pairs |
|
|
Easy |
2043 |
cyclically-rotating-a-grid |
|
|
Medium |
2044 |
number-of-wonderful-substrings |
|
|
Medium |
2045 |
cutting-ribbons |
π |
|
Medium |
2047 |
find-a-peak-element-ii |
|
|
Medium |
2048 |
build-array-from-permutation |
|
|
Easy |
2049 |
eliminate-maximum-number-of-monsters |
|
|
Medium |
2050 |
count-good-numbers |
|
|
Medium |
2051 |
longest-common-subpath |
|
|
Hard |
2052 |
depth-of-bst-given-insertion-order |
π |
|
Medium |
2053 |
check-if-all-characters-have-equal-number-of-occurrences |
|
|
Easy |
2054 |
the-number-of-the-smallest-unoccupied-chair |
|
|
Medium |
2055 |
describe-the-painting |
|
|
Medium |
2056 |
jump-game-viii |
π |
|
Medium |
2058 |
concatenation-of-array |
|
|
Easy |
2059 |
unique-length-3-palindromic-subsequences |
|
|
Medium |
2060 |
merge-bsts-to-create-single-bst |
|
|
Hard |
2061 |
painting-a-grid-with-three-different-colors |
|
|
Hard |
2062 |
game-of-nim |
π |
|
Medium |
2065 |
check-for-contradictions-in-equations |
π |
|
Hard |
2066 |
add-minimum-number-of-rungs |
Python3 |
|
Medium |
2067 |
maximum-number-of-points-with-cost |
|
|
Medium |
2068 |
maximum-genetic-difference-query |
|
|
Hard |
2069 |
kth-smallest-subarray-sum |
π |
|
Medium |
2070 |
check-if-string-is-decomposable-into-value-equal-substrings |
π |
|
Easy |
2071 |
longest-common-subsequence-between-sorted-arrays |
π |
|
Medium |
2072 |
maximum-of-minimum-values-in-all-subarrays |
π |
|
Medium |
2073 |
minimum-time-for-k-virus-variants-to-spread |
π |
|
Hard |
2074 |
erect-the-fence-ii |
π |
|
Hard |
2075 |
brightest-position-on-street |
π |
|
Medium |
2076 |
sum-of-digits-of-string-after-convert |
Python3 |
|
Easy |
2077 |
largest-number-after-mutating-substring |
|
|
Medium |
2078 |
maximum-compatibility-score-sum |
|
|
Medium |
2079 |
delete-duplicate-folders-in-system |
|
|
Hard |
2080 |
check-if-move-is-legal |
|
|
Medium |
2081 |
minimum-total-space-wasted-with-k-resizing-operations |
|
|
Medium |
2082 |
minimum-cost-to-separate-sentence-into-rows |
π |
|
Medium |
2083 |
three-divisors |
Python3 |
|
Easy |
2084 |
maximum-number-of-weeks-for-which-you-can-work |
|
|
Medium |
2085 |
array-with-elements-not-equal-to-average-of-neighbors |
Python3 |
|
Medium |
2086 |
count-number-of-special-subsequences |
|
|
Hard |
2088 |
minimum-time-to-type-word-using-special-typewriter |
|
|
Easy |
2089 |
maximum-matrix-sum |
|
|
Medium |
2090 |
number-of-ways-to-arrive-at-destination |
|
|
Medium |
2091 |
number-of-ways-to-separate-numbers |
|
|
Hard |
2093 |
check-if-string-is-a-prefix-of-array |
Python3 |
|
Easy |
2094 |
remove-stones-to-minimize-the-total |
|
|
Medium |
2095 |
minimum-number-of-swaps-to-make-the-string-balanced |
|
|
Medium |
2096 |
find-the-longest-valid-obstacle-course-at-each-position |
|
|
Hard |
2099 |
number-of-strings-that-appear-as-substrings-in-word |
Python3 |
|
Easy |
2100 |
minimum-non-zero-product-of-the-array-elements |
|
|
Medium |
2101 |
last-day-where-you-can-still-cross |
|
|
Hard |
2102 |
find-the-middle-index-in-array |
|
|
Easy |
2103 |
find-all-groups-of-farmland |
|
|
Medium |
2104 |
operations-on-tree |
|
|
Medium |
2105 |
the-number-of-good-subsets |
|
|
Hard |
2106 |
find-greatest-common-divisor-of-array |
Python3 |
|
Easy |
2107 |
find-unique-binary-string |
Python3 |
|
Medium |
2108 |
minimize-the-difference-between-target-and-chosen-elements |
Python3 |
|
Medium |
2109 |
find-array-given-subset-sums |
|
|
Hard |
2111 |
binary-searchable-numbers-in-an-unsorted-array |
π |
|
Medium |
2112 |
minimum-difference-between-highest-and-lowest-of-k-scores |
|
|
Easy |
2113 |
find-the-kth-largest-integer-in-the-array |
|
|
Medium |
2114 |
minimum-number-of-work-sessions-to-finish-the-tasks |
|
|
Medium |
2115 |
number-of-unique-good-subsequences |
|
|
Hard |
2116 |
count-number-of-pairs-with-absolute-difference-k |
|
|
Easy |
2117 |
find-original-array-from-doubled-array |
|
π |
Medium |
2118 |
maximum-earnings-from-taxi |
|
|
Medium |
2119 |
minimum-number-of-operations-to-make-array-continuous |
|
|
Hard |
2121 |
find-if-path-exists-in-graph |
|
|
Easy |
2122 |
count-special-quadruplets |
Python3 |
|
Easy |
2123 |
the-number-of-weak-characters-in-the-game |
Python3 |
π |
Medium |
2124 |
first-day-where-you-have-been-in-all-the-rooms |
|
|
Medium |
2125 |
gcd-sort-of-an-array |
|
|
Hard |
2126 |
count-nodes-equal-to-sum-of-descendants |
π |
|
Medium |
2128 |
reverse-prefix-of-word |
Python3 |
|
Easy |
2129 |
number-of-pairs-of-interchangeable-rectangles |
Python3 |
|
Medium |
2130 |
maximum-product-of-the-length-of-two-palindromic-subsequences |
|
|
Medium |
2131 |
smallest-missing-genetic-value-in-each-subtree |
|
|
Hard |
2132 |
convert-1d-array-into-2d-array |
|
|
Easy |
2133 |
number-of-pairs-of-strings-with-concatenation-equal-to-target |
|
|
Medium |
2134 |
maximize-the-confusion-of-an-exam |
|
|
Medium |
2135 |
maximum-number-of-ways-to-partition-an-array |
|
|
Hard |
2137 |
final-value-of-variable-after-performing-operations |
Python3 |
|
Easy |
2138 |
sum-of-beauty-in-the-array |
|
|
Medium |
2139 |
detect-squares |
|
|
Medium |
2140 |
longest-subsequence-repeated-k-times |
|
|
Hard |
2141 |
smallest-greater-multiple-made-of-two-digits |
π |
|
Medium |
2142 |
average-height-of-buildings-in-each-segment |
π |
|
Medium |
2144 |
maximum-difference-between-increasing-elements |
|
|
Easy |
2145 |
grid-game |
|
|
Medium |
2146 |
check-if-word-can-be-placed-in-crossword |
|
|
Medium |
2147 |
the-score-of-students-solving-math-expression |
|
|
Hard |
2148 |
minimum-number-of-moves-to-seat-everyone |
|
|
Easy |
2149 |
remove-colored-pieces-if-both-neighbors-are-the-same-color |
|
|
Medium |
2150 |
kth-smallest-product-of-two-sorted-arrays |
|
|
Hard |
2151 |
the-time-when-the-network-becomes-idle |
|
|
Medium |
2153 |
subtree-removal-game-with-fibonacci-tree |
π |
|
Hard |
2154 |
minimum-moves-to-convert-string |
Python3 |
|
Easy |
2155 |
find-missing-observations |
|
|
Medium |
2156 |
stone-game-ix |
Python3 |
|
Medium |
2157 |
smallest-k-length-subsequence-with-occurrences-of-a-letter |
|
|
Hard |
2159 |
two-out-of-three |
|
|
Easy |
2160 |
minimum-operations-to-make-a-uni-value-grid |
|
|
Medium |
2161 |
stock-price-fluctuation |
|
π |
Medium |
2162 |
partition-array-into-two-arrays-to-minimize-sum-difference |
|
|
Hard |
2163 |
kth-distinct-string-in-an-array |
|
|
Easy |
2164 |
two-best-non-overlapping-events |
|
|
Medium |
2165 |
plates-between-candles |
|
|
Medium |
2166 |
number-of-valid-move-combinations-on-chessboard |
|
|
Hard |
2168 |
check-if-numbers-are-ascending-in-a-sentence |
Python3 |
|
Easy |
2169 |
simple-bank-system |
Python3 |
|
Medium |
2170 |
count-number-of-maximum-bitwise-or-subsets |
Python3 |
|
Medium |
2171 |
second-minimum-time-to-reach-destination |
|
|
Hard |
2173 |
number-of-valid-words-in-a-sentence |
|
|
Easy |
2174 |
next-greater-numerically-balanced-number |
|
|
Medium |
2175 |
count-nodes-with-the-highest-score |
|
|
Medium |
2176 |
parallel-courses-iii |
|
|
Hard |
2177 |
check-whether-two-strings-are-almost-equivalent |
|
|
Easy |
2178 |
walking-robot-simulation-ii |
|
|
Medium |
2179 |
most-beautiful-item-for-each-query |
|
|
Medium |
2180 |
maximum-number-of-tasks-you-can-assign |
|
|
Hard |
2181 |
smallest-index-with-equal-value |
Python3 |
|
Easy |
2182 |
find-the-minimum-and-maximum-number-of-nodes-between-critical-points |
|
|
Medium |
2183 |
minimum-operations-to-convert-number |
|
|
Medium |
2184 |
check-if-an-original-string-exists-given-two-encoded-strings |
|
|
Hard |
2186 |
count-vowel-substrings-of-a-string |
Python3 |
|
Easy |
2187 |
vowels-of-all-substrings |
Python3 |
|
Medium |
2188 |
minimized-maximum-of-products-distributed-to-any-store |
|
|
Medium |
2189 |
maximum-path-quality-of-a-graph |
|
|
Hard |
2190 |
count-common-words-with-one-occurrence |
|
|
Easy |
2191 |
minimum-number-of-buckets-required-to-collect-rainwater-from-houses |
|
|
Medium |
2192 |
minimum-cost-homecoming-of-a-robot-in-a-grid |
|
|
Medium |
2193 |
count-fertile-pyramids-in-a-land |
|
|
Hard |
2195 |
time-needed-to-buy-tickets |
|
|
Easy |
2196 |
reverse-nodes-in-even-length-groups |
|
|
Medium |
2197 |
decode-the-slanted-ciphertext |
|
|
Medium |
2198 |
process-restricted-friend-requests |
|
|
Hard |
2199 |
two-furthest-houses-with-different-colors |
Python3 |
|
Easy |
2200 |
stamping-the-grid |
|
|
Hard |
2201 |
valid-arrangement-of-pairs |
|
|
Hard |
2202 |
sum-of-k-mirror-numbers |
|
|
Hard |
2203 |
number-of-spaces-cleaning-robot-cleaned |
π |
|
Medium |
2204 |
find-subsequence-of-length-k-with-the-largest-sum |
|
|
Easy |
2205 |
find-good-days-to-rob-the-bank |
Python3 |
|
Medium |
2206 |
detonate-the-maximum-bombs |
|
|
Medium |
2207 |
sequentially-ordinal-rank-tracker |
|
|
Hard |
2209 |
number-of-equal-count-substrings |
π |
|
Medium |
2210 |
find-target-indices-after-sorting-array |
|
|
Easy |
2211 |
k-radius-subarray-averages |
|
|
Medium |
2212 |
removing-minimum-and-maximum-from-array |
|
|
Medium |
2213 |
find-all-people-with-secret |
|
|
Hard |
2215 |
finding-3-digit-even-numbers |
Python3 |
|
Easy |
2216 |
delete-the-middle-node-of-a-linked-list |
Python3 |
|
Medium |
2217 |
step-by-step-directions-from-a-binary-tree-node-to-another |
Python3 |
|
Medium |
2218 |
paths-in-maze-that-lead-to-same-room |
π |
|
Medium |
2219 |
maximum-number-of-words-found-in-sentences |
|
|
Easy |
2220 |
find-all-possible-recipes-from-given-supplies |
|
|
Medium |
2221 |
check-if-a-parentheses-string-can-be-valid |
|
|
Medium |
2222 |
abbreviating-the-product-of-a-range |
|
|
Hard |
2225 |
substrings-that-begin-and-end-with-the-same-letter |
π |
|
Medium |
2226 |
rings-and-rods |
|
|
Easy |
2227 |
sum-of-subarray-ranges |
|
|
Medium |
2228 |
watering-plants-ii |
|
|
Medium |
2229 |
maximum-fruits-harvested-after-at-most-k-steps |
|
|
Hard |
2230 |
minimum-cost-to-reach-city-with-discounts |
π |
|
Medium |
2231 |
find-first-palindromic-string-in-the-array |
|
|
Easy |
2232 |
adding-spaces-to-a-string |
|
|
Medium |
2233 |
number-of-smooth-descent-periods-of-a-stock |
|
|
Medium |
2234 |
minimum-operations-to-make-the-array-k-increasing |
|
|
Hard |
2235 |
capitalize-the-title |
|
|
Easy |
2236 |
maximum-twin-sum-of-a-linked-list |
|
|
Medium |
2237 |
longest-palindrome-by-concatenating-two-letter-words |
|
|
Medium |
2238 |
a-number-after-a-double-reversal |
|
|
Easy |
2239 |
execution-of-all-suffix-instructions-staying-in-a-grid |
|
|
Medium |
2240 |
intervals-between-identical-elements |
|
|
Medium |
2241 |
recover-the-original-array |
|
|
Hard |
2242 |
subsequence-of-size-k-with-the-largest-even-sum |
π |
|
Medium |
2243 |
check-if-all-as-appears-before-all-bs |
Python3 |
|
Easy |
2244 |
number-of-laser-beams-in-a-bank |
Python3 |
|
Medium |
2245 |
destroying-asteroids |
Python3 |
|
Medium |
2246 |
maximum-employees-to-be-invited-to-a-meeting |
|
|
Hard |
2247 |
number-of-unique-flavors-after-sharing-k-candies |
π |
|
Medium |
2248 |
minimum-cost-of-buying-candies-with-discount |
|
|
Easy |
2249 |
count-the-hidden-sequences |
|
|
Medium |
2250 |
k-highest-ranked-items-within-a-price-range |
|
|
Medium |
2251 |
number-of-ways-to-divide-a-long-corridor |
|
|
Hard |
2254 |
check-if-every-row-and-column-contains-all-numbers |
|
|
Easy |
2255 |
minimum-swaps-to-group-all-1s-together-ii |
|
|
Medium |
2256 |
count-words-obtained-after-adding-a-letter |
|
|
Medium |
2257 |
earliest-possible-day-of-full-bloom |
|
|
Hard |
2258 |
elements-in-array-after-removing-and-replacing-elements |
π |
|
Medium |
2259 |
minimum-operations-to-remove-adjacent-ones-in-matrix |
π |
|
Hard |
2260 |
divide-a-string-into-groups-of-size-k |
|
|
Easy |
2261 |
all-divisions-with-the-highest-score-of-a-binary-array |
|
|
Medium |
2262 |
solving-questions-with-brainpower |
|
|
Medium |
2263 |
maximum-running-time-of-n-computers |
|
|
Hard |
2264 |
minimum-sum-of-four-digit-number-after-splitting-digits |
|
|
Easy |
2265 |
partition-array-according-to-given-pivot |
|
|
Medium |
2266 |
minimum-cost-to-set-cooking-time |
|
|
Medium |
2267 |
minimum-difference-in-sums-after-removal-of-elements |
|
|
Hard |
2268 |
remove-all-ones-with-row-and-column-flips |
π |
|
Medium |
2269 |
count-elements-with-strictly-smaller-and-greater-elements |
|
|
Easy |
2270 |
find-all-lonely-numbers-in-the-array |
|
|
Medium |
2271 |
rearrange-array-elements-by-sign |
|
|
Medium |
2272 |
maximum-good-people-based-on-statements |
|
|
Hard |
2273 |
pour-water-between-buckets-to-make-water-levels-equal |
π |
|
Medium |
2274 |
keep-multiplying-found-values-by-two |
|
|
Easy |
2275 |
find-substring-with-given-hash-value |
|
|
Hard |
2276 |
groups-of-strings |
|
|
Hard |
2277 |
count-equal-and-divisible-pairs-in-an-array |
|
|
Easy |
2278 |
find-three-consecutive-integers-that-sum-to-a-given-number |
|
|
Medium |
2279 |
maximum-split-of-positive-even-integers |
|
|
Medium |
2280 |
count-good-triplets-in-an-array |
|
|
Hard |
2282 |
choose-numbers-from-two-arrays-in-range |
π |
|
Hard |
2283 |
sort-even-and-odd-indices-independently |
|
|
Easy |
2284 |
smallest-value-of-the-rearranged-number |
|
|
Medium |
2285 |
design-bitset |
|
|
Medium |
2286 |
minimum-time-to-remove-all-cars-containing-illegal-goods |
|
|
Hard |
2287 |
minimum-number-of-lines-to-cover-points |
π |
|
Medium |
2288 |
count-operations-to-obtain-zero |
|
|
Easy |
2289 |
minimum-operations-to-make-the-array-alternating |
|
|
Medium |
2290 |
removing-minimum-number-of-magic-beans |
|
|
Medium |
2291 |
maximum-and-sum-of-array |
|
|
Hard |
2292 |
counting-words-with-a-given-prefix |
|
|
Easy |
2293 |
minimum-number-of-steps-to-make-two-strings-anagram-ii |
|
|
Medium |
2294 |
minimum-time-to-complete-trips |
|
|
Medium |
2295 |
minimum-time-to-finish-the-race |
|
|
Hard |
2297 |
amount-of-new-area-painted-each-day |
π |
|
Hard |
2298 |
count-integers-with-even-digit-sum |
|
|
Easy |
2299 |
merge-nodes-in-between-zeros |
|
|
Medium |
2300 |
construct-string-with-repeat-limit |
|
|
Medium |
2301 |
count-array-pairs-divisible-by-k |
|
|
Hard |
2303 |
unique-substrings-with-equal-digit-frequency |
π |
|
Medium |
2304 |
cells-in-a-range-on-an-excel-sheet |
|
|
Easy |
2305 |
append-k-integers-with-minimal-sum |
|
|
Medium |
2306 |
create-binary-tree-from-descriptions |
|
|
Medium |
2307 |
replace-non-coprime-numbers-in-array |
|
|
Hard |
2308 |
divide-array-into-equal-pairs |
|
|
Easy |
2309 |
maximize-number-of-subsequences-in-a-string |
|
|
Medium |
2310 |
minimum-operations-to-halve-array-sum |
|
|
Medium |
2311 |
minimum-white-tiles-after-covering-with-carpets |
|
|
Hard |
2312 |
most-frequent-number-following-key-in-an-array |
|
|
Easy |
2314 |
remove-all-ones-with-row-and-column-flips-ii |
π |
|
Medium |
2316 |
count-hills-and-valleys-in-an-array |
|
|
Easy |
2317 |
count-collisions-on-a-road |
|
|
Medium |
2318 |
maximum-points-in-an-archery-competition |
|
|
Medium |
2319 |
longest-substring-of-one-repeating-character |
|
|
Hard |
2320 |
find-all-k-distant-indices-in-an-array |
|
|
Easy |
2321 |
minimum-weighted-subgraph-with-the-required-paths |
|
|
Hard |
2322 |
number-of-ways-to-build-sturdy-brick-wall |
π |
|
Medium |
2323 |
minimum-bit-flips-to-convert-number |
|
|
Easy |
2324 |
find-triangular-sum-of-an-array |
|
|
Medium |
2325 |
number-of-ways-to-select-buildings |
|
|
Medium |
2326 |
sum-of-scores-of-built-strings |
|
|
Hard |
2327 |
largest-number-after-digit-swaps-by-parity |
|
|
Easy |
2328 |
minimize-result-by-adding-parentheses-to-expression |
|
|
Medium |
2329 |
maximum-product-after-k-increments |
|
|
Medium |
2330 |
maximum-total-beauty-of-the-gardens |
|
|
Hard |
2331 |
intersection-of-multiple-arrays |
|
|
Easy |
2332 |
count-lattice-points-inside-a-circle |
|
|
Medium |
2333 |
count-number-of-rectangles-containing-each-point |
|
|
Medium |
2334 |
number-of-flowers-in-full-bloom |
|
|
Hard |
2337 |
remove-digit-from-number-to-maximize-result |
|
|
Easy |
2338 |
minimum-consecutive-cards-to-pick-up |
|
|
Medium |
2339 |
k-divisible-elements-subarrays |
|
|
Medium |
2340 |
total-appeal-of-a-string |
|
|
Hard |
2341 |
count-prefixes-of-a-given-string |
|
|
Easy |
2342 |
minimum-average-difference |
|
|
Medium |
2343 |
count-unguarded-cells-in-the-grid |
|
|
Medium |
2344 |
escape-the-spreading-fire |
|
|
Hard |
2345 |
minimum-number-of-operations-to-convert-time |
|
|
Easy |
2346 |
largest-3-same-digit-number-in-string |
|
|
Easy |
2347 |
count-nodes-equal-to-average-of-subtree |
|
|
Medium |
2348 |
count-number-of-texts |
|
|
Medium |
2349 |
check-if-there-is-a-valid-parentheses-string-path |
|
|
Hard |
2350 |
find-closest-number-to-zero |
|
|
Easy |
2351 |
number-of-ways-to-buy-pens-and-pencils |
|
|
Medium |
2352 |
design-an-atm-machine |
|
|
Medium |
2353 |
maximum-score-of-a-node-sequence |
|
|
Hard |
2354 |
minimum-health-to-beat-game |
π |
|
Medium |
2355 |
maximum-consecutive-floors-without-special-floors |
|
|
Medium |
2356 |
largest-combination-with-bitwise-and-greater-than-zero |
|
|
Medium |
2357 |
count-integers-in-intervals |
|
|
Hard |
2358 |
number-of-ways-to-split-array |
|
|
Medium |
2359 |
maximum-white-tiles-covered-by-a-carpet |
|
|
Medium |
2360 |
substring-with-largest-variance |
|
|
Hard |
2361 |
calculate-digit-sum-of-a-string |
|
|
Easy |
2362 |
minimum-rounds-to-complete-all-tasks |
|
|
Medium |
2363 |
maximum-trailing-zeros-in-a-cornered-path |
|
|
Medium |
2364 |
longest-path-with-different-adjacent-characters |
|
|
Hard |
2365 |
percentage-of-letter-in-string |
Python3 |
|
Easy |
2366 |
maximum-bags-with-full-capacity-of-rocks |
Python3 |
|
Medium |
2367 |
minimum-lines-to-represent-a-line-chart |
|
|
Medium |
2368 |
sum-of-total-strength-of-wizards |
|
|
Hard |
2369 |
maximum-sum-score-of-array |
π |
|
Medium |
2372 |
rearrange-characters-to-make-target-string |
|
|
Easy |
2373 |
apply-discount-to-prices |
|
|
Medium |
2374 |
steps-to-make-array-non-decreasing |
|
|
Medium |
2375 |
minimum-obstacle-removal-to-reach-corner |
|
|
Hard |
2377 |
check-if-number-has-equal-digit-count-and-digit-value |
|
|
Easy |
2378 |
sender-with-largest-word-count |
|
|
Medium |
2379 |
maximum-total-importance-of-roads |
|
|
Medium |
2380 |
booking-concert-tickets-in-groups |
|
|
Hard |
2383 |
add-two-integers |
|
|
Easy |
2384 |
root-equals-sum-of-children |
|
|
Easy |
2385 |
count-positions-on-street-with-required-brightness |
π |
|
Medium |
2386 |
min-max-game |
Python3 |
|
Easy |
2387 |
partition-array-such-that-maximum-difference-is-k |
|
|
Medium |
2388 |
replace-elements-in-an-array |
|
|
Medium |
2389 |
design-a-text-editor |
|
|
Hard |
2390 |
naming-a-company |
|
|
Hard |
2391 |
strong-password-checker-ii |
|
|
Easy |
2392 |
successful-pairs-of-spells-and-potions |
|
|
Medium |
2393 |
match-substring-after-replacement |
|
|
Hard |
2394 |
count-subarrays-with-score-less-than-k |
|
|
Hard |
2395 |
longest-binary-subsequence-less-than-or-equal-to-k |
|
|
Medium |
2396 |
design-video-sharing-platform |
π |
|
Hard |
2397 |
count-number-of-ways-to-place-houses |
|
|
Medium |
2398 |
check-if-matrix-is-x-matrix |
|
|
Easy |
2399 |
minimum-flips-in-binary-tree-to-get-result |
π |
|
Hard |
2400 |
minimum-score-after-removals-on-a-tree |
|
|
Hard |
2401 |
count-asterisks |
|
|
Easy |
2402 |
maximum-xor-after-operations |
|
|
Medium |
2403 |
count-unreachable-pairs-of-nodes-in-an-undirected-graph |
|
|
Medium |
2404 |
number-of-distinct-roll-sequences |
|
|
Hard |
2405 |
minimum-number-of-keypresses |
π |
|
Medium |
2406 |
decode-the-message |
|
|
Easy |
2408 |
number-of-people-aware-of-a-secret |
|
|
Medium |
2409 |
number-of-increasing-paths-in-a-grid |
|
|
Hard |
2411 |
spiral-matrix-iv |
|
|
Medium |
2412 |
minimum-amount-of-time-to-fill-cups |
|
|
Easy |
2413 |
smallest-number-in-infinite-set |
|
|
Medium |
2414 |
move-pieces-to-obtain-a-string |
|
|
Medium |
2415 |
count-the-number-of-ideal-arrays |
|
|
Hard |
2416 |
evaluate-boolean-binary-tree |
|
|
Easy |
2417 |
the-latest-time-to-catch-a-bus |
|
|
Medium |
2418 |
minimum-sum-of-squared-difference |
|
|
Medium |
2419 |
subarray-with-elements-greater-than-varying-threshold |
|
|
Hard |
2420 |
closest-node-to-path-in-tree |
π |
|
Hard |
2421 |
maximum-number-of-pairs-in-array |
|
|
Easy |
2422 |
query-kth-smallest-trimmed-number |
|
|
Medium |
2423 |
minimum-deletions-to-make-array-divisible |
|
|
Hard |
2425 |
number-of-people-that-can-be-seen-in-a-grid |
π |
|
Medium |
2426 |
maximum-profit-from-trading-stocks |
π |
|
Medium |
2427 |
first-letter-to-appear-twice |
|
|
Easy |
2428 |
equal-row-and-column-pairs |
|
|
Medium |
2429 |
design-a-food-rating-system |
|
|
Medium |
2430 |
number-of-excellent-pairs |
|
|
Hard |
2432 |
number-of-zero-filled-subarrays |
|
|
Medium |
2433 |
best-poker-hand |
|
|
Easy |
2434 |
design-a-number-container-system |
|
|
Medium |
2435 |
shortest-impossible-sequence-of-rolls |
|
|
Hard |
2436 |
make-array-zero-by-subtracting-equal-amounts |
|
|
Easy |
2437 |
maximum-number-of-groups-entering-a-competition |
|
|
Medium |
2438 |
find-closest-node-to-given-two-nodes |
|
|
Medium |
2439 |
longest-cycle-in-a-graph |
|
|
Hard |
2442 |
number-of-arithmetic-triplets |
|
|
Easy |
2443 |
check-if-there-is-a-valid-partition-for-the-array |
|
|
Medium |
2444 |
longest-ideal-subsequence |
|
|
Medium |
2445 |
reachable-nodes-with-restrictions |
|
|
Medium |
2447 |
merge-similar-items |
|
|
Easy |
2448 |
count-number-of-bad-pairs |
|
|
Medium |
2449 |
maximum-number-of-robots-within-budget |
|
|
Hard |
2450 |
minimum-replacements-to-sort-the-array |
|
|
Hard |
2454 |
largest-local-values-in-a-matrix |
Python3 |
|
Easy |
2455 |
node-with-highest-edge-score |
Python3 |
|
Medium |
2456 |
construct-smallest-number-from-di-string |
Python3 |
|
Medium |
2457 |
count-special-integers |
|
|
Hard |
2458 |
find-minimum-time-to-finish-all-jobs-ii |
π |
|
Medium |
2459 |
minimum-hours-of-training-to-win-a-competition |
Python3 |
|
Easy |
2461 |
amount-of-time-for-binary-tree-to-be-infected |
Python3 |
|
Medium |
2462 |
find-the-k-sum-of-an-array |
|
|
Hard |
2463 |
minimum-recolors-to-get-k-consecutive-black-blocks |
|
|
Easy |
2464 |
time-needed-to-rearrange-a-binary-string |
|
|
Medium |
2465 |
shifting-letters-ii |
|
|
Medium |
2466 |
maximum-segment-sum-after-removals |
|
|
Hard |
2468 |
valid-palindrome-iv |
π |
|
Medium |
2469 |
longest-subsequence-with-limited-sum |
Python3 |
|
Easy |
2470 |
removing-stars-from-a-string |
Python3 |
|
Medium |
2471 |
minimum-amount-of-time-to-collect-garbage |
Python3 |
|
Medium |
2472 |
build-a-matrix-with-conditions |
|
|
Hard |
2473 |
max-sum-of-a-pair-with-equal-sum-of-digits |
|
|
Medium |
2474 |
minimum-adjacent-swaps-to-make-a-valid-array |
π |
|
Medium |
2475 |
largest-palindromic-number |
Python3 |
|
Medium |
2476 |
check-distances-between-same-letters |
Python3 |
|
Easy |
2477 |
number-of-ways-to-reach-a-position-after-exactly-k-steps |
Python3 |
|
Medium |
2478 |
longest-nice-subarray |
Python3 |
|
Medium |
2479 |
meeting-rooms-iii |
|
|
Hard |
2480 |
find-subarrays-with-equal-sum |
|
|
Easy |
2481 |
strictly-palindromic-number |
|
|
Medium |
2482 |
maximum-rows-covered-by-columns |
|
|
Medium |
2483 |
task-scheduler-ii |
|
|
Medium |
2485 |
finding-the-number-of-visible-mountains |
π |
|
Medium |
2490 |
maximum-number-of-books-you-can-take |
π |
|
Hard |
2500 |
minimum-costs-using-the-train-line |
π |
|
Hard |
2506 |
minimize-maximum-value-in-a-grid |
π |
|
Hard |
2517 |
choose-edges-to-maximize-score-in-a-tree |
π |
|
Medium |
2522 |
median-of-a-row-wise-sorted-matrix |
π |
|
Medium |
2535 |
count-strictly-increasing-subarrays |
π |
|
Medium |