β
|
1 |
Sum of Two Numbers |
π’ |
cpp |
|
β
|
2 |
Balanced Brackets |
π |
py |
|
|
3 |
Regular Expression Matching |
π΄ |
|
|
β
|
4 |
Hoppable |
π |
cpp |
|
β
|
6 |
Palindromic Integer |
π’ |
cpp |
|
|
7 |
Special Product List |
π |
|
|
β
|
8 |
First Missing Positive |
π |
cpp |
|
β
|
9 |
Decode Message |
π |
py |
|
β
|
10 |
Largest Sum of Non Adjacent Numbers |
π |
cpp |
DP |
|
12 |
A Flight of Stairs |
π |
|
|
β
|
13 |
Univalue Tree Count |
π |
cpp |
|
β
|
14 |
Longest Sublist with K Distinct Numbers |
π΄ |
py |
|
β
|
15 |
Collecting Coins |
π |
cpp |
|
|
16 |
Sliding Window Max |
π΄ |
|
|
|
20 |
Painting Houses |
π΄ |
|
|
β
|
23 |
3 6 9 |
π’ |
cpp |
|
β
|
26 |
Labyrinthian Possibilities |
π |
cpp |
|
β
|
31 |
Run Length Encoding |
π’ |
cpp |
|
β
|
45 |
Strictly Increasing or Strictly Decreasing |
π’ |
cpp |
|
β
|
46 |
Largest Number By Two Times |
π’ |
cpp |
|
β
|
47 |
Subsequence Strings |
π |
cpp |
|
β
|
49 |
Add Binary Numbers |
π |
cpp, py |
|
β
|
50 |
Number of Islands |
π |
cpp |
|
β
|
56 |
Generate Primes |
π’ |
py |
Sieve of Eratosthenes |
β
|
57 |
Unique Occurrences |
π |
py |
|
β
|
58 |
Longest Palindromic Subsequence |
π΄ |
cpp, py |
|
β
|
59 |
Longest Common Subsequence |
π |
cpp |
Dynamic Programming |
β
|
60 |
A Unique String |
π’ |
py |
|
β
|
62 |
Compress String |
π’ |
cpp |
|
β
|
63 |
Rotation of Another String |
π’ |
cpp |
|
|
64 |
One Edit Distance |
π |
|
|
|
65 |
First Missing Positive Sequel |
π |
|
|
β
|
67 |
Find the Largest Number in a Rotated List |
π |
cpp |
|
β
|
69 |
Insertion Index in Sorted List |
π |
java |
|
β
|
71 |
Packing Boxes |
π |
cpp, py |
|
β
|
72 |
Balanced Brackets Sequel |
π |
py |
|
β
|
73 |
Unidirectional Word Search |
π’ |
py |
|
|
75 |
Longest Arithmetic Subsequence |
π΄ |
|
|
β
|
76 |
Length of a Linked List |
π’ |
cpp |
|
β
|
77 |
Kth Last Node of a Linked List |
π |
cpp |
|
β
|
78 |
Reverse a Linked List |
π |
cpp |
|
β
|
79 |
Palindrome Linked List |
π |
cpp |
|
β
|
80 |
Rotate List Left by K |
π’ |
cpp |
|
|
81 |
Largest Rectangle Submatrix |
π΄ |
|
|
β
|
82 |
Bipartite Graph |
π |
py |
|
β
|
83 |
Shortest Bridge |
π΄ |
py |
|
|
85 |
Largest K Divisible Subsequence |
π΅ |
|
|
β
|
88 |
Sinking Islands |
π΄ |
cpp |
|
|
89 |
Farthest Point From Water |
π΄ |
|
|
β
|
90 |
Longest Increasing Subsequence |
π |
cpp |
|
|
91 |
Split String Into Palindromes |
π΄ |
|
|
β
|
92 |
Rotate Linked List by K |
π |
cpp |
|
β
|
93 |
Create Largest Number From a List |
π΄ |
py |
|
|
107 |
Zipped String |
π΄ |
|
|
|
108 |
Currency Arbitrage |
π΅ |
|
|
β
|
110 |
Nth Fibonacci Number |
π’ |
cpp |
|
β
|
111 |
Wolf of Wall Street |
π’ |
java |
|
β
|
112 |
High Frequency |
π’ |
py |
|
|
113 |
Buy and Sell K Stocks |
π΄ |
|
|
β
|
115 |
Square of a List |
π’ |
py |
|
β
|
116 |
Recurring Character |
π’ |
cpp |
|
|
117 |
The Accountant |
π |
|
|
β
|
118 |
Tree Sum |
π |
cpp |
|
β
|
120 |
Leftmost Deepest Tree Node |
π |
cpp |
|
β
|
124 |
Sum of the Deepest Nodes |
π |
cpp |
|
β
|
125 |
Twin Trees |
π |
cpp |
|
|
127 |
Set Bits |
π |
|
|
β
|
129 |
Longest Anagram Subsequence |
π |
cpp, py |
|
β
|
130 |
Binary Search Tree Validation |
π |
cpp |
|
β
|
131 |
Level Order Traversal |
π |
cpp |
|
β
|
132 |
Kth Smallest in a Binary Search Tree |
π |
cpp |
|
β
|
133 |
Invert Tree |
π |
cpp |
|
|
135 |
Sudoku Solver |
π |
|
|
β
|
136 |
Search in a Binary Search Tree |
π |
cpp |
|
β
|
137 |
Making Change |
π |
cpp |
|
β
|
138 |
Merging Binary Trees |
π |
cpp |
|
β
|
139 |
Anagram Partitioning |
π |
py |
|
β
|
140 |
Zero Matrix |
π |
cpp |
|
β
|
141 |
Merging Two Sorted Lists |
π’ |
cpp |
|
β
|
142 |
Tree Pruning |
π |
cpp |
|
β
|
143 |
Central Linked List |
π |
cpp |
|
β
|
145 |
Largest Root to Leaf Sum |
π |
cpp |
|
β
|
146 |
Most Frequent Subtree Sum |
π |
py |
|
β
|
147 |
Spiral Matrix |
π |
cpp |
|
β
|
148 |
Sum of the Digits |
π’ |
cpp |
|
|
149 |
Break String Into Words |
π΄ |
|
|
|
150 |
Connected Cities |
π |
|
|
β
|
151 |
Sort by Frequency and Value |
π |
py |
|
β
|
152 |
Longest Tree Sum Path From Root to Leaf |
π |
cpp |
|
β
|
154 |
Rain Catcher |
π |
py |
|
β
|
155 |
Inorder Traversal |
π |
py |
|
β
|
156 |
Detecting an Odd Length Cycle |
π΄ |
py |
|
β
|
158 |
A Strictly Increasing Linked List |
π’ |
cpp |
|
|
163 |
Perfect Squares |
π |
|
|
β
|
164 |
Repeated Deletion |
π |
py |
|
β
|
166 |
Interleaved String |
π’ |
cpp |
|
β
|
167 |
Check Palindrome |
π’ |
cpp |
|
β
|
168 |
Anagram Checks |
π’ |
cpp, py |
|
β
|
169 |
List Partitioning |
π |
cpp |
|
β
|
171 |
Max Product of Two Numbers |
π’ |
cpp |
|
β
|
172 |
Removing Parentheses |
π |
cpp |
|
β
|
174 |
Longest Consecutive Duplicate String |
π’ |
cpp |
|
β
|
175 |
Next Integer Permutation |
π΄ |
cpp |
|
|
176 |
Unique Subsequences Equal to Target |
π΄ |
|
|
β
|
177 |
Remove Duplicate Numbers |
π |
py |
|
|
178 |
Postfix Notation Evaluation |
π |
|
|
β
|
180 |
Check Power of Two |
π’ |
cpp |
Bit Trick |
β
|
181 |
Number of Bits |
π’ |
cpp |
|
β
|
182 |
List Min Replacement |
π’ |
cpp |
|
|
183 |
Rocketship Rescue |
π |
|
|
|
184 |
Short Circuit |
π΅ |
|
|
β
|
186 |
Longest Zero Sublist Sum |
π΄ |
py |
|
β
|
187 |
Edit Distance |
π |
cpp, py |
|
|
188 |
Merge New Interval |
π΄ |
|
|
β
|
189 |
Longest Palindromic Substring |
π |
java |
|
|
190 |
H Index |
π |
|
|
|
191 |
Space Battle |
π |
|
|
|
193 |
Longest Distinct Sublist |
π |
|
|
β
|
194 |
Longest Consecutive Run of 1s in Binary |
π |
java |
Bit Trick |
|
196 |
Sudoku Validator |
π |
|
|
β
|
197 |
Repeated Addition |
π’ |
cpp |
|
|
199 |
A Maniacal Walk |
π΄ |
|
|
β
|
200 |
Longest Increasing Path |
π΄ |
py |
|
β
|
201 |
Pascal's Triangle |
π’ |
cpp |
|
β
|
202 |
Number of Palindromic Substrings |
π |
cpp |
|
β
|
203 |
Detect the Only Duplicate in a List |
π’ |
cpp |
|
β
|
204 |
Swap Consecutive Index Pairs |
π’ |
cpp |
|
β
|
205 |
Paint Bucket |
π |
py |
|
|
206 |
Largest Binary Search Subtree in Nodes |
π΄ |
|
|
β
|
208 |
Longest Consecutive Sequence |
π |
py |
|
|
209 |
Tromino Theory |
π΄ |
|
|
β
|
210 |
Height Balanced Tree |
π |
cpp |
|
β
|
213 |
Collatz Sequence |
π’ |
cpp |
|
β
|
214 |
Count BST Nodes in a Range |
π |
cpp |
|
β
|
215 |
Transpose of a Matrix |
π’ |
py |
|
|
216 |
Maximal Sublist Product |
π |
|
|
β
|
218 |
Integer to Base 3 |
π’ |
cpp |
|
β
|
219 |
Line Segment |
π |
py |
|
β
|
220 |
Consecutive Duplicates |
π’ |
cpp |
|
β
|
221 |
Flight Itinerary |
π |
py |
|
β
|
222 |
Toeplitz Matrix |
π’ |
cpp |
|
β
|
223 |
Interleaved Linked List |
π |
cpp |
|
β
|
224 |
Sort a Linked List |
π |
cpp, py |
|
β
|
225 |
Sort by Permutation |
π |
cpp |
|
β
|
226 |
String Expansion |
π΄ |
py |
|
β
|
227 |
Unix Path Resolution |
π’ |
cpp |
|
β
|
228 |
Linked List to Integer |
π’ |
cpp |
|
|
230 |
S Expression Evaluation |
π΄ |
|
|
β
|
231 |
No New Friends |
π |
py |
|
β
|
232 |
Friend Groups |
π |
py |
|
β
|
235 |
Hamming Distance |
π’ |
cpp |
|
β
|
237 |
Rotate by 90 Degrees Counter Clockwise |
π |
py |
|
β
|
238 |
Sorted Elements |
π’ |
py |
|
β
|
239 |
Pairwise Linked List Swap |
π |
cpp, java |
|
β
|
240 |
Merging K Sorted Lists |
π |
java |
|
β
|
241 |
Column Sort |
π’ |
py |
|
β
|
242 |
Diagonal Sort |
π |
py |
|
β
|
244 |
Largest Sublist Sum |
π |
cpp |
|
β
|
245 |
Matrix Search |
π |
cpp, py |
|
|
248 |
Foo Bar Qaz Qux |
π΄ |
|
|
β
|
249 |
Palindromic Anagram |
π |
py |
|
|
250 |
Long Distance |
π |
|
|
|
251 |
Sort String by Flipping |
π |
|
|
β
|
252 |
Kth Smallest Element |
π |
cpp |
Quickselect |
β
|
253 |
Matrix Search Sequel |
π |
cpp |
|
|
254 |
Minimum Deletions From the Ends for Equilibrium |
π |
|
|
|
255 |
Subsequence Sum |
π |
|
|
|
256 |
Longest Contiguously Strictly Increasing Sublist After Deletion |
π |
|
|
|
258 |
N Queens Puzzle |
π΄ |
|
|
|
259 |
Number of Unique Binary Search Trees |
π |
|
|
β
|
261 |
Reverse Words |
π’ |
cpp, py |
|
|
262 |
Reverse Words Sequel |
π |
|
|
β
|
265 |
Clock Angle |
π |
java |
|
β
|
266 |
Median Minimization |
π’ |
cpp |
|
β
|
269 |
Left Side View of a Tree |
π |
cpp |
|
β
|
271 |
Reverse Linked List Groups |
π |
cpp |
|
β
|
272 |
Stack Sequence |
π |
py |
|
β
|
273 |
Minimum Bracket Addition |
π’ |
cpp |
|
β
|
275 |
Conway's Game of Life |
π |
py |
|
β
|
276 |
Complete Binary Tree |
π |
cpp |
|
β
|
278 |
Sum Tree |
π |
cpp |
|
β
|
279 |
Interval Overlaps |
π |
py |
|
|
280 |
Candy Race |
π΄ |
|
|
|
281 |
Median of Two Sorted Lists |
π΄ |
|
|
β
|
282 |
Condo Developers |
π |
py |
|
|
283 |
Ascending Cards |
π |
|
|
|
284 |
Flight Itinerary Sequel |
π |
|
|
β
|
285 |
Odd Number of Digits |
π’ |
py |
|
β
|
286 |
Delete Even Leaves |
π |
cpp |
|
|
288 |
Minimum Digit Delete |
π΄ |
|
|
|
289 |
Make Lists Same with Sublist Sum Operations |
π |
|
|
β
|
290 |
Swap Characters to Equalize Strings |
π’ |
py |
|
β
|
294 |
Longest Common Substring |
π |
cpp |
|
β
|
298 |
Text Editor |
π’ |
cpp |
|
|
299 |
Seat Arrangement |
π’ |
|
|
β
|
300 |
Convert to Full Binary Tree |
π |
cpp |
|
|
301 |
Swapping Socks |
π΄ |
|
|
β
|
302 |
Dividing Station |
π΄ |
py |
|
β
|
303 |
Level Order Alternating |
π |
py |
|
|
304 |
Hanging Banners |
π΄ |
|
|
β
|
306 |
Longest Common Subsequence of Three Strings |
π΄ |
cpp |
|
β
|
307 |
IP Address Combinations |
π΄ |
py |
|
β
|
308 |
Linked List Deletion |
π’ |
cpp |
|
|
309 |
Edges that Disconnect the Graph |
π΅ |
|
|
|
310 |
Direct Closure |
π |
|
|
|
312 |
Distributed Systems |
π΄ |
|
|
|
314 |
Longest 1s After One Swap |
π |
|
|
|
315 |
Maximum Removal Subsequence String |
π΄ |
|
|
β
|
316 |
Shortest Sublist to Sort |
π’ |
cpp |
|
|
317 |
Collision Detection |
π΄ |
|
|
β
|
318 |
Longest Tree Path |
π |
cpp |
|
|
319 |
K Partitionable List |
π΄ |
|
|
β
|
320 |
Phone Number Combinations |
π |
py |
|
β
|
321 |
Task Hare |
π’ |
cpp |
|
β
|
322 |
Happy Numbers |
π’ |
py |
|
|
324 |
Making Change Sequel |
π |
|
|
|
325 |
Maximum Non Adjacent Tree Sum |
π |
|
|
|
326 |
24 |
π΄ |
|
|
β
|
327 |
Add One to List |
π’ |
cpp |
|
|
328 |
Moo |
π΄ |
|
|
β
|
329 |
Roman Numeral to Integer |
π |
py |
|
|
330 |
Remove Interval Overlaps |
π |
|
|
β
|
332 |
Reverse Graph |
π |
py |
|
β
|
333 |
Pythagorean Triplets |
π’ |
cpp |
|
β
|
334 |
List to Binary Search Tree |
π |
py |
|
β
|
335 |
Movie Theatres |
π |
py |
|
β
|
337 |
Dice Throw |
π |
py |
|
β
|
338 |
Valid N Queens |
π |
py |
|
β
|
339 |
Prime Factorization |
π’ |
cpp |
|
|
340 |
Mindboggling |
π΄ |
|
|
β
|
341 |
Binary Tree to Linked List |
π |
cpp |
|
|
342 |
Justify Text |
π΄ |
|
|
β
|
344 |
Roomba |
π’ |
py |
|
β
|
345 |
Largest Tree Sum Path |
π |
cpp |
|
β
|
346 |
Ancient Astronaut Theory |
π’ |
py |
|
|
347 |
Spiky Plants |
π΄ |
|
|
|
348 |
Binary Tree Width |
π |
|
|
β
|
349 |
Uber Pool |
π |
py |
|
|
350 |
Fair Pay |
π |
|
|
β
|
351 |
Minimum Window Substring |
π΄ |
py |
|
|
353 |
Triangle Triplets |
π |
|
|
β
|
354 |
Add Linked Lists |
π |
cpp |
|
β
|
356 |
Remove Duplicates in Linked List |
π |
cpp |
|
|
357 |
Course Scheduling |
π |
|
|
β
|
358 |
Greatest Common Divisor |
π’ |
cpp |
|
β
|
359 |
Sibling Tree Value |
π |
cpp |
|
β
|
360 |
Lowest Common Ancestor |
π |
cpp |
|
β
|
361 |
Top View of a Tree |
π΄ |
py |
|
β
|
362 |
The Auditor |
π |
cpp |
|
β
|
363 |
Linked List to Binary Search Tree |
π |
py |
|
β
|
364 |
Univalue Tree |
π |
cpp |
|
β
|
366 |
Cutting Binary Search Tree |
π |
cpp |
|
|
368 |
Number of Hops |
π |
|
|
β
|
369 |
Sum of Right Leaves |
π |
cpp |
|
|
370 |
Wildfire |
π |
|
|
β
|
372 |
Common Words |
π’ |
py |
|
|
373 |
Dictionary Nomad |
π΄ |
|
|
|
374 |
Unique Characters of Every Substring |
π΄ |
|
|
|
375 |
Diverse Words |
π΄ |
|
|
|
376 |
Best Interval to Remove |
π΅ |
|
|
|
377 |
Sublist Sum |
π |
|
|
β
|
381 |
Sorting Mail |
π |
py |
|
|
382 |
All Sublists Sum |
π |
|
|
β
|
384 |
Look and Say |
π |
py |
|
|
385 |
Minimum Difference |
π |
|
|
β
|
387 |
Buying Cars |
π’ |
cpp |
|
β
|
388 |
Mixed Sorting |
π’ |
cpp, py |
|
|
389 |
Squares in a Grid |
π΅ |
|
|
β
|
390 |
Base 3 to Integer |
π’ |
cpp |
|
|
391 |
Lego Towers |
π |
|
|
|
392 |
Roomba Sequel |
π΄ |
|
|
β
|
393 |
3 and 7 |
π’ |
cpp |
|
β
|
395 |
A Number and Its Triple |
π’ |
cpp |
|
β
|
396 |
Equivalent Value and Frequency |
π’ |
py |
|
β
|
397 |
Elephant Tree |
π |
cpp |
|
|
398 |
Escape Maze |
π |
|
|
|
400 |
Subsequence Picking |
π΅ |
|
|
|
405 |
Target Number with Operations Sequel |
π |
|
|
β
|
406 |
String Isomorphism |
π’ |
py |
|
β
|
409 |
Sum of Three Numbers |
π |
java |
|
β
|
410 |
City Blocks |
π’ |
py |
|
β
|
412 |
Tree Traversal |
π |
py |
|
|
415 |
8 Puzzle |
π΄ |
|
|
β
|
416 |
Palindromic Tree |
π |
py |
|
|
417 |
Parity Jump |
π΄ |
|
|
β
|
418 |
Inverse Factorial |
π’ |
cpp |
|
β
|
419 |
Remove One Letter |
π’ |
cpp |
|
|
421 |
Minimum Spanning Tree |
π΅ |
|
|
|
422 |
Smallest Difference |
π΄ |
|
|
β
|
423 |
Big Numbers |
π’ |
cpp |
|
β
|
424 |
Target Number with Operations |
π’ |
cpp |
|
β
|
425 |
Latin Square |
π’ |
py |
|
β
|
426 |
Symmetric Binary Tree |
π |
cpp |
|
β
|
428 |
Partition Tree |
π |
py |
|
β
|
429 |
Vertical Cipher |
π’ |
py |
|
β
|
430 |
Leaderboard |
π’ |
py |
|
β
|
431 |
Word Formation |
π’ |
py |
|
|
433 |
Minimum Parsing Tree |
π΅ |
|
|
|
435 |
Longest Rotated Palindromic Substring |
π΄ |
|
|
β
|
436 |
Level Order Binary Tree to Linked List |
π |
cpp |
|
β
|
437 |
Longest Alliteration |
π’ |
cpp |
|
β
|
440 |
Index Into an Infinite String |
π’ |
cpp |
|
β
|
442 |
Bomber Man |
π |
py |
|
β
|
448 |
Linked List to ZigZag Tree Path |
π |
cpp |
|
|
449 |
Distinct Palindromes |
π |
|
|
|
450 |
Number of Swaps to Sort |
π |
|
|
|
453 |
Word Formation Sequel |
π |
|
|
β
|
456 |
Narcissistic Number |
π’ |
cpp |
|
β
|
459 |
Maximum Number by Inserting Five |
π’ |
py |
|
|
460 |
As Before Bs |
π |
|
|
β
|
461 |
Equal Piles |
π |
py |
|
|
462 |
Bounce |
π |
|
|
β
|
463 |
Run Length Decoding |
π’ |
py |
|
|
464 |
Symmetric Blocks |
π |
|
|
|
465 |
A Student |
π΄ |
|
|
|
467 |
A* Student |
π΅ |
|
|
β
|
471 |
K and K |
π’ |
cpp |
|
|
472 |
Adjacent Swaps to Group Ones |
π΄ |
|
|
β
|
473 |
Unique Ab Strings |
π’ |
cpp |
|
β
|
474 |
Largest Anagram Group |
π |
py |
|
|
477 |
Trimmed Palindromes |
π |
|
|
β
|
478 |
Interval Duration |
π |
py |
|
|
479 |
Longest Alternating Subsequence |
π΄ |
|
|
|
480 |
Bus Fare |
π |
|
|
β
|
481 |
Tree From PreInorder Traversals |
π |
py |
|
β
|
482 |
Detect Voter Fraud |
π’ |
java |
|
β
|
483 |
Leaves in Same Level |
π |
cpp |
|
β
|
484 |
123 Number Flip |
π’ |
cpp |
|
|
485 |
Task Schedule |
π |
|
|
β
|
486 |
Largest and Smallest Difference |
π |
py |
|
β
|
487 |
Swappable Trees |
π |
cpp |
|
β
|
488 |
Longest Interval |
π |
py |
LineSweep |
β
|
489 |
Minimum Cost Sort |
π’ |
py |
|
β
|
491 |
Leaf Equivalent Trees |
π |
py |
|
|
492 |
Max Character Distinct Words |
π |
|
|
β
|
494 |
Longest Even Value Path |
π |
cpp |
|
β
|
495 |
Rectangular Overlap |
π’ |
py |
|
|
496 |
Longest Even Sum Path |
π΄ |
|
|
β
|
498 |
Robinhood |
π’ |
java |
|
β
|
499 |
Linked List Folding |
π |
cpp |
|
|
500 |
The Meeting Place |
π |
|
|
β
|
501 |
FizzBuzz |
π’ |
cpp |
|
|
503 |
Weekly Contest |
π΅ |
|
|
|
505 |
The Meeting Place Sequel |
π΄ |
|
|
β
|
506 |
One Integer |
π |
py |
|
β
|
507 |
Largest Square Submatrix |
π΄ |
py |
|
|
509 |
Points on a Line |
π΄ |
|
|
β
|
510 |
Contiguous Intervals |
π |
py |
|
|
511 |
Ways to Sum Consecutive Numbers to N |
π |
|
|
β
|
513 |
Count Submatrices That Sum Target |
π΄ |
py |
|
β
|
514 |
Linked List Partitioning |
π |
cpp |
|
β
|
517 |
Number of Sublists With Sum of Target |
π |
py |
|
β
|
518 |
Steady Speed |
π |
py |
|
|
519 |
Next Binary Permutation |
π |
|
|
|
520 |
Dominos |
π΄ |
|
|
β
|
521 |
Range Update |
π |
py |
|
|
522 |
Light Bulb Toggling |
π |
|
|
|
524 |
Cut Matrix |
π΄ |
|
|
|
525 |
Knight Remains |
π |
|
|
|
528 |
Ghost |
π΄ |
|
|
β
|
529 |
Shortest String |
π’ |
cpp |
|
β
|
530 |
Odd Palindrome |
π |
cpp |
|
β
|
533 |
Line of People |
π’ |
cpp |
|
β
|
536 |
K Unique String |
π |
py |
|
|
537 |
Trailing Zeros |
π΄ |
|
|
|
538 |
Bunnyhopping |
π΄ |
|
|
β
|
539 |
Sum of First N Odd Integers |
π’ |
cpp |
|
|
540 |
Copy Paste |
π |
|
|
|
541 |
Sum of Three Numbers Sequel |
π |
|
|
|
542 |
Factory Trail |
π |
|
|
|
544 |
Multiple Parentheses |
π΄ |
|
|
|
545 |
Boxes All the Way Down |
π΄ |
|
|
β
|
547 |
Repeating String |
π’ |
py |
|
β
|
548 |
Consecutively Descending Integers |
π’ |
py |
|
|
551 |
Overchoice |
π |
|
|
β
|
552 |
Reflected Binary Code |
π |
cpp |
|
β
|
555 |
Sum of Four Numbers |
π |
py |
|
|
556 |
String Multiplication |
π |
|
|
|
557 |
K Largest Pairs |
π΅ |
|
|
β
|
558 |
N Lexicographic Integers |
π |
py |
|
|
559 |
Minimum Set of Pairs |
π |
|
|
β
|
560 |
Selling Products |
π |
py |
|
β
|
563 |
Factorial Sum |
π |
py |
|
β
|
564 |
N Rooks |
π’ |
java |
|
β
|
565 |
Rookie Mistake |
π’ |
cpp |
|
|
566 |
Coprime Suspects |
π |
|
|
|
567 |
Country Roads |
π΄ |
|
|
|
568 |
Outstanding Move |
π΄ |
|
|
|
569 |
Outstanding Move Sequel |
π΅ |
|
|
|
570 |
Split Product |
π |
|
|
|
571 |
String Construction |
π |
|
|
β
|
573 |
Parentheses Grouping |
π’ |
py |
|
β
|
574 |
Majority Vote |
π |
cpp |
|
|
575 |
Class Scheduling |
π |
|
|
β
|
576 |
Linked List Delete Last Occurrence of Value |
π |
cpp |
|
β
|
577 |
Remove Last Duplicate Entries |
π’ |
py |
|
β
|
581 |
Fractional Knapsack |
π |
py |
|
|
582 |
DDoS Protection |
π΄ |
|
|
|
583 |
Multi Knapsack |
π΄ |
|
|
β
|
584 |
0 1 Knapsack |
π |
py |
|
β
|
585 |
Poly Knapsack |
π |
cpp, py |
|
β
|
586 |
Shipping and Receiving |
π |
py |
|
β
|
587 |
Linked List Intersection |
π |
cpp |
|
β
|
588 |
Linked List Union |
π |
cpp |
|
|
591 |
Make Palindrome by Adding a Suffix |
π΄ |
|
|
β
|
592 |
Make a Palindrome by Inserting Characters |
π |
cpp |
|
|
595 |
Decimal Number |
π΄ |
|
|
β
|
596 |
Island Shape Perimeter |
π |
py |
|
|
598 |
Smallest Sublist Sum at Least Target |
π΄ |
|
|
β
|
599 |
Guess the Root |
π’ |
cpp |
|
β
|
600 |
Interval Union |
π |
py |
|
β
|
601 |
Interval Intersection |
π’ |
java |
|
|
602 |
Non Decreasing Digits |
π |
|
|
|
604 |
Maximum Consecutive Difference |
π΄ |
|
|
|
605 |
Anagram Difference |
π΄ |
|
|
β
|
606 |
Cell Fusion |
π’ |
py |
|
β
|
607 |
Longest Common Prefix |
π’ |
cpp |
|
β
|
608 |
Anagram Substrings |
π |
py |
|
β
|
609 |
String Addition |
π’ |
cpp |
|
β
|
610 |
List Equality with Increments |
π’ |
cpp |
|
β
|
611 |
Submajority Vote |
π |
cpp |
|
β
|
614 |
Count Exact Sum |
π΄ |
py |
|
β
|
616 |
Parse Boolean Expression |
π |
py |
|
β
|
618 |
Largest Gap |
π’ |
py |
|
|
619 |
Embolden |
π |
|
|
|
620 |
Subsequence Widths |
π΄ |
|
|
|
621 |
Longest Path in a Graph |
π΄ |
|
|
β
|
622 |
2048 |
π |
py |
|
β
|
625 |
Bubble Swap |
π |
py |
|
|
626 |
Minimum Distance of Two Words in a Sentence |
π’ |
|
|
|
633 |
Next Closest Odd Digit Number |
π΄ |
|
|
|
634 |
Weird Clock |
π |
|
|
β
|
635 |
Upside Down Numbers |
π |
py |
|
|
636 |
Rotation Groups |
π’ |
|
|
β
|
637 |
Reverse an Inner Linked List |
π |
cpp |
|
β
|
638 |
Longest Substring with 2 Distinct Characters |
π |
py |
|
β
|
639 |
Back to Front Linked List |
π |
py |
|
β
|
641 |
Sentence Reversal |
π |
cpp |
|
|
642 |
Flipped Matrix |
π |
|
|
β
|
644 |
Inorder Successor |
π |
cpp |
|
|
645 |
Bear of Wall Street |
π |
|
|
|
646 |
Interval Carving |
π |
|
|
|
647 |
Last to Toggle Wins |
π΄ |
|
|
|
648 |
Pattern Matching |
π΄ |
|
|
|
649 |
Rain Catcher Sequel |
π΅ |
|
|
β
|
650 |
Subtree |
π |
cpp |
|
β
|
651 |
Lone Integer |
π |
cpp |
Bit Trick |
|
652 |
Parse Ternary Expression |
π |
|
|
β
|
654 |
Number of Unique Character Substrings |
π’ |
py |
|
|
655 |
Digital Lake |
π΅ |
|
|
|
656 |
Split List Into Strictly Increasing Chunks |
π΄ |
|
|
|
657 |
Bomber Man Sequel |
π |
|
|
|
658 |
Binary Tree Longest Consecutive Path |
π΄ |
|
|
|
659 |
Number of Quadruplets That Sum Target |
π |
|
|
|
660 |
Distance Pair |
π |
|
|
|
661 |
Fleet of Palindromes |
π |
|
|
|
663 |
Broker of Wall Street |
π |
|
|
|
664 |
Small Large Medium |
π΄ |
|
|
β
|
665 |
Arithmetic Sequences |
π |
py |
|
|
666 |
Arithmetic Subsequences |
π |
|
|
|
667 |
List Consecutive Split |
π |
|
|
β
|
668 |
Rod Cutting |
π |
py |
|
β
|
669 |
Count of Sublists with Same First and Last Values |
π |
cpp |
|
β
|
670 |
Lexicographic Swap |
π’ |
py |
|
|
671 |
Calculator |
π΄ |
|
|
β
|
672 |
Length of Longest Balanced Subsequence |
π |
cpp |
|
β
|
673 |
Longest Bitonic Subsequence |
π |
cpp |
|
β
|
674 |
K Prefix |
π’ |
cpp |
|
|
675 |
K Compare |
π |
|
|
|
676 |
Popularity |
π΄ |
|
|
|
677 |
K Subsequence |
π΅ |
|
|
β
|
679 |
Increasing Digits |
π |
cpp |
|
β
|
681 |
Wolves of Wall Street |
π’ |
java |
|
|
682 |
Bull of Wall Street |
π΄ |
|
|
|
683 |
Palindrome Count |
π’ |
|
|
|
687 |
K Maximum Sums |
π |
|
|
|
688 |
Minimum Adjacent Swaps to Palindrome |
π΄ |
|
|
|
690 |
Communication Towers |
π |
|
|
β
|
691 |
Skydivers |
π |
cpp |
|
|
696 |
Planar Edges |
π΄ |
|
|
|
697 |
Largest Equivalent Set of Pairs |
π΄ |
|
|
|
698 |
Largest K Sublist Sum |
π |
|
|
β
|
699 |
Skip Tasks to Minimize Work |
π |
py |
|
β
|
700 |
Shortest Common Supersequence |
π΄ |
cpp |
|
|
701 |
Making Change Trequel |
π |
|
|
|
702 |
Job Scheduling to Maximize Profit |
π΄ |
|
|
β
|
703 |
Largest Square Matrix with Same Value |
π΄ |
py |
|
|
706 |
Circular Longest Increasing Subsequence |
π΄ |
|
|
β
|
707 |
Count Square Submatrices |
π |
py |
|
|
709 |
Stepping Numbers |
π |
|
|
|
710 |
K Maximum Non Overlapping Sums |
π΄ |
|
|
β
|
714 |
Ugly Number |
π’ |
cpp |
|
|
715 |
Ugly Number Sequel |
π |
|
|
|
718 |
Divisible Numbers |
π΄ |
|
|
|
719 |
Minimum Sum Subsequence |
π |
|
|
β
|
720 |
Longest Sign Alternating Subsequence |
π |
py |
|
|
721 |
ABC Subsequences |
π |
|
|
β
|
722 |
K Distinct Window |
π |
py |
|
β
|
723 |
Social Distancing |
π’ |
py |
|
β
|
724 |
Optimal Decrement |
π |
py |
|
|
725 |
Particular Paths |
π΄ |
|
|
|
726 |
Inverted Inversions |
π΅ |
|
|
β
|
728 |
Maximum Sum Removing K Numbers From Ends |
π |
cpp |
|
β
|
735 |
Substringify |
π’ |
cpp |
|
β
|
736 |
Second Place |
π |
cpp |
|
|
737 |
Odd Longest Increasing Subsequence |
π΄ |
|
|
|
738 |
Special Nodes |
π΅ |
|
|
β
|
741 |
Count Next Element |
π’ |
py |
|
β
|
746 |
Only Child |
π |
cpp |
|
β
|
747 |
Changing Directions |
π’ |
cpp |
|
β
|
748 |
Verify Max Heap |
π’ |
py |
|
β
|
756 |
Tree Coloring |
π |
py |
|
β
|
759 |
Stacks |
π |
py |
|
β
|
763 |
Reverse Sublists to Convert to Target |
π’ |
py |
|
β
|
767 |
Just Average |
π’ |
cpp |
|
|
772 |
Bit Sum |
π |
|
|
|
773 |
Social Distancing 2 |
π΄ |
|
|
|
774 |
Low Score |
π΅ |
|
|
|
779 |
Chain of Blocks |
π |
|
|
|
780 |
Equalize List |
π |
|
|
|
781 |
Min Max Sets |
π |
|
|
β
|
783 |
Minimum String |
π’ |
cpp |
|
|
784 |
One Interval |
π |
|
|
|
785 |
Chosen N |
π΄ |
|
|
|
786 |
Strings Down Under |
π΅ |
|
|
β
|
792 |
K Longest Show Durations |
π’ |
py |
|
|
793 |
Forest Detection |
π |
|
|
|
795 |
Group Points |
π |
|
|
β
|
797 |
Binary Matrix Leftmost One |
π |
py |
|
β
|
798 |
Unique Fractions |
π’ |
py |
|
|
799 |
Scrum Journeyman |
π |
|
|
|
802 |
Color Map |
π |
|
|
|
803 |
Maximal Expression |
π΄ |
|
|
|
804 |
Minimal Submatrices |
π΅ |
|
|
β
|
805 |
Intervals Intersecting at Point |
π’ |
py |
|
|
806 |
Non Consecutive String |
π |
|
|
β
|
809 |
Revolving Door |
π’ |
py |
|
|
817 |
Bus Stop |
π |
|
|
|
818 |
Longest Sublist with Value Range Condition |
π |
|
|
β
|
819 |
Most Frequent Number in Intervals |
π’ |
py |
LineSweep |
β
|
820 |
Beer Bottles |
π’ |
cpp |
|
|
821 |
Cut Palindrome |
π |
|
|
|
822 |
K Lexicographically Smallest Subsequence |
π΄ |
|
|
|
823 |
Connect Forest |
π΅ |
|
|
β
|
830 |
Large to Small Sort |
π’ |
cpp |
|
|
834 |
Coincidence Search |
π’ |
|
|
β
|
835 |
Set Split |
π |
py |
|
|
836 |
Group the Ones |
π |
|
|
|
839 |
Excel Spreadsheet |
π |
|
|
β
|
841 |
Unique Integers in Sorted List |
π’ |
cpp |
|
β
|
848 |
Grammar Rules |
π |
py |
|
|
849 |
Increasing Subsequences of Size K |
π΄ |
|
|
|
850 |
Take All |
π΅ |
|
|
|
864 |
Every Pair of Absolute Difference |
π |
|
|
β
|
865 |
Furthest From Origin |
π’ |
cpp |
|
|
866 |
Flipped Matrix Prequel |
π’ |
|
|
β
|
868 |
Diagonal Tree Traversal |
π |
cpp |
|
β
|
870 |
Flip to Zeros |
π’ |
cpp |
|
|
871 |
Latin Square Solver |
π |
|
|
β
|
874 |
Area Under Histogram |
π΄ |
py |
Increasing Stack |
|
875 |
Hill Maker |
π |
|
|
|
876 |
Hop Cost |
π΄ |
|
|
β
|
879 |
Split List |
π’ |
cpp |
|
|
881 |
Making Pairwise Adjacent Sums Small |
π |
|
|
|
882 |
Wildfire Sequel |
π΄ |
|
|
|
883 |
Equation Typo |
π΅ |
|
|
β
|
886 |
Contained Interval |
π’ |
py |
|
|
891 |
Valid State of List |
π |
|
|
|
893 |
Lossy Run Length Encoding |
π |
|
|
|
894 |
Turn Into Non Increasing List |
π΄ |
|
|
β
|
896 |
Palindrome Splitting |
π |
py |
|
|
897 |
ZigZag Path |
π |
|
|
β
|
898 |
Lexicographically Bigger String |
π |
py |
|
β
|
899 |
Fibonacci Subset Sum |
π |
py |
|
|
901 |
Resum to Target List |
π |
|
|
β
|
904 |
Making List Values Equal |
π’ |
cpp |
|
|
905 |
Finding Binary Search in a String |
π’ |
|
|
|
906 |
Paying Workers With Coins |
π |
|
|
β
|
917 |
Wallstreet Bets |
π |
py |
|
β
|
918 |
Partition String |
π΄ |
py |
|
|
919 |
Word Concatenation |
π |
|
|
|
920 |
K Divisible Sublist |
π |
|
|
|
921 |
List Splitting to Consecutive Subsequences |
π΄ |
|
|
β
|
925 |
Distinct Islands |
π΄ |
cpp |
|
|
926 |
Largest Difference Between Node and a Descendant |
π |
|
|
|
928 |
Hop Cost Sequel |
π |
|
|
|
929 |
Tree Sum Count |
π |
|
|
β
|
930 |
Kth Missing Number |
π |
cpp |
|
|
932 |
Binary Tree Nodes Around Radius |
π |
|
|
|
933 |
Repeated String Replacement to Target |
π΄ |
|
|
|
935 |
Maximum of the Smallest Chunk |
π΄ |
|
|
β
|
936 |
Multiset Sum |
π |
cpp |
|
|
937 |
Collecting Coins Trequel |
π΄ |
|
|
|
938 |
Knight Moves to Target Coordinate |
π |
|
|
|
939 |
Subsequence Match Target |
π |
|
|
β
|
940 |
Maximum Sum Rectangle with Condition |
π΄ |
py |
|
β
|
942 |
Minimum Number of Contiguous K Flips |
π΄ |
py |
|
β
|
943 |
Longest Interval Containing One Number |
π’ |
cpp |
|
|
944 |
K Stack Pops |
π |
|
|
|
948 |
Column Flips to Target |
π |
|
|
β
|
950 |
Surrounded Islands |
π |
cpp |
|
β
|
951 |
Max Sum of Two Non Overlapping Lists |
π |
cpp |
|
|
952 |
Two Non Overlapping Lists With Target Sums |
π |
|
|
|
953 |
Shortest Path by Removing K Walls |
π΄ |
|
|
β
|
954 |
Equal Partitions |
π |
py |
|
β
|
956 |
Largest Sum of 3 Non Overlapping Sublists |
π΄ |
py |
|
β
|
957 |
Sum of Digit Paths in a Tree |
π |
cpp |
|
|
958 |
Longest Sublist with Absolute Difference Condition |
π |
|
|
β
|
959 |
Largest Island Area |
π |
cpp |
|
|
960 |
Smallest Window Subsequence |
π΄ |
|
|
|
961 |
Parallel Coin Collection |
π΄ |
|
|
|
964 |
Candy Race Sequel |
π΄ |
|
|
|
965 |
Probability Game |
π΄ |
|
|
β
|
966 |
Group Integers |
π’ |
py |
|
β
|
967 |
Repeated K Length Substrings |
π’ |
py |
|
|
969 |
Frogger |
π΄ |
|
|
|
970 |
Candy Race Trequel |
π΄ |
|
|
β
|
975 |
Linked List Jumps |
π’ |
cpp |
|
|
976 |
Separate Predators |
π |
|
|
|
977 |
Minimum Adjacent Elements |
π΄ |
|
|
β
|
980 |
Unlock Rooms |
π |
py |
|
β
|
981 |
Binary Search Tree Typo |
π΄ |
py |
|
|
982 |
Matrix Nearest Zero |
π |
|
|
|
984 |
Minimum Number of Transfers to Settle Debts |
π΄ |
|
|
|
985 |
Largest Island After Land Cell Addition |
π΄ |
|
|
|
986 |
Image Intersection |
π |
|
|
β
|
987 |
Repeated Deletion Sequel |
π |
py |
|
|
988 |
Longest Substring with Character Count of at Least K |
π |
|
|
|
989 |
Minimum Tree From Leaves |
π |
|
|
|
990 |
Distinct Coin Sums |
π |
|
|
|
991 |
Edit Distance Sequel |
π΄ |
|
|
|
992 |
Maximum Points From Removals |
π΅ |
|
|
|
993 |
Collecting Coins Sequel |
π΄ |
|
|
|
996 |
A Flight of Stairs Sequel |
π |
|
|
β
|
1001 |
Sum of Three Numbers Less than Target |
π |
java |
|
|
1002 |
Inverted Subtree |
π’ |
|
|
|
1004 |
Concatenated Sums |
π |
|
|
|
1005 |
Blocks to Spell Word |
π |
|
|
|
1007 |
Delete From the Ends and Reinsert to Target |
π |
|
|
|
1008 |
Package Matching |
π΄ |
|
|
β
|
1015 |
Candy Race with Different Types |
π |
py |
|
|
1016 |
Number of K Divisible Sublists |
π |
|
|
β
|
1018 |
Number of K Length Sublists with Average at Least Target |
π |
py |
|
|
1019 |
Partition List to Pairs that Are Divisible by K |
π |
|
|
|
1020 |
Minimum Number of Operations to Make Lists Increasing |
π |
|
|
|
1021 |
Costly Flight of Stairs |
π |
|
|
|
1022 |
Largest Average of Sublist with Length at Least K |
π΄ |
|
|
|
1024 |
Maximum Adjacent Absolute Value Sum After One Reversal |
π΄ |
|
|
|
1025 |
Append Numbers to List to Create Range |
π΄ |
|
|
|
1026 |
Column Flips to Maximum Number of Equal Rows |
π |
|
|
|
1027 |
Partition Lists to Make Sorted List |
π |
|
|
|
1028 |
Recursive Parentheses Reversal |
π΄ |
|
|
β
|
1029 |
Longest Strictly Increasing Then Decreasing Sublist |
π |
py |
|
β
|
1030 |
Create Palindrome After Deleting at Most K Characters |
π΄ |
cpp |
|
|
1031 |
Minimum Size of Two Non Overlapping Intervals |
π’ |
|
|
|
1032 |
Gene Mutation Groups |
π |
|
|
|
1033 |
Remove Sublist to Reach Equilibrium |
π |
|
|
|
1034 |
Minimum Number of Flips to Have Alternating Values |
π΄ |
|
|
|
1037 |
Prison Cells |
π |
|
|
|
1042 |
Longest Inequality Alternating Sublist |
π |
|
|
|
1043 |
Shortest Distance Between Two Points |
π΅ |
|
|
|
1044 |
Maximum Additive Score by Removing Numbers |
π |
|
|
|
1045 |
Arrange Symbols to Create Sum |
π |
|
|
β
|
1046 |
Missing Numbers From 1 to N |
π’ |
cpp |
|
|
1047 |
Recover Order on Queue of People |
π |
|
|
|
1048 |
Minimum Difference of Extremes |
π |
|
|
|
1049 |
Number of Fractions that Sum to 1 |
π |
|
|
|
1050 |
Longest Concatenated String |
π |
|
|
|
1051 |
Largest Distance Pair |
π |
|
|
β
|
1053 |
Separate People Given Dislike Relations |
π |
py |
|
|
1060 |
Subsequence Concatenation to Target |
π |
|
|
β
|
1061 |
Flip and Invert Matrix |
π’ |
py |
|
|
1062 |
Fair Pay Sequel |
π΄ |
|
|
β
|
1063 |
Decode List Message |
π΄ |
py |
|
|
1064 |
Longest Prefix that Is a Suffix |
π΄ |
|
|
|
1068 |
Connect Sticks |
π |
|
|
|
1069 |
Most Occurring Number After K Increments |
π |
|
|
β
|
1070 |
In Place Move Zeros to End of List |
π’ |
cpp |
|
β
|
1072 |
Circular Greater Element to the Right |
π |
py |
|
|
1073 |
Kth Permutation Sequence |
π΄ |
|
|
|
1074 |
Team Voting |
π |
|
|
β
|
1075 |
Profitable Job Matching |
π |
py |
|
β
|
1079 |
Count Rectangular Submatrices |
π΄ |
py |
|
β
|
1081 |
Counting Maximal Value Roots in Binary Tree |
π’ |
cpp |
|
|
1084 |
Shortest Majority Substring |
π’ |
|
|
β
|
1086 |
Deleting Repeated Integers Game |
π |
py |
|
|
1087 |
Counting K Length Paths on Binary Tree |
π |
|
|
β
|
1091 |
Matrix Prefix Sum |
π’ |
cpp |
|
|
1092 |
Maximize the Minimum Value After K Sublist Increments |
π |
|
|
|
1093 |
Maximize the Number of Equivalent Pairs After Swaps |
π |
|
|
|
1094 |
Maximal Points From Deleting Two Character Substrings |
π΄ |
|
|
|
1095 |
Repeating Numbers |
π΄ |
|
|
|
1100 |
Largest Sum of Non Adjacent Numbers in Circular List |
π |
|
|
|
1101 |
Shortest Cycle Containing Target Node |
π |
|
|
|
1103 |
Partition Zero One Trees |
π |
|
|
|
1104 |
Longest Equivalent Sublist After K Increments |
π |
|
|
|
1105 |
Graph Weight Queries |
π΄ |
|
|
β
|
1106 |
Even Frequency |
π’ |
cpp |
|
|
1108 |
Sum of Four Numbers Less Than Target |
π |
|
|
β
|
1109 |
Lowest Sum of Pair Larger than Target |
π |
cpp |
|
|
1111 |
Smallest Pair Sum with Distance Constraint |
π’ |
|
|
β
|
1113 |
Delete Repeated Characters with Costs |
π |
py |
|
|
1118 |
Minimum Time to Finish K Tasks |
π |
|
|
|
1119 |
Maximum XOR Queries |
π΄ |
|
|
|
1120 |
Pair Matches Larger Than Target |
π |
|
|
β
|
1121 |
Smallest Intersecting Element |
π |
cpp, py |
|
|
1122 |
Removing Palindromic Sublists |
π΄ |
|
|
β
|
1123 |
Largest Sum After K Negations |
π’ |
cpp |
|
|
1124 |
Next Smaller Permutation |
π |
|
|
|
1125 |
Longest Substring with Even Vowel Counts |
π΄ |
|
|
β
|
1126 |
Longest Sublist of 1s After K Sets |
π |
cpp |
|
β
|
1127 |
Lexicographically Smallest Non Palindromic String |
π |
cpp |
|
|
1128 |
Concatenated String of Unique Count |
π |
|
|
|
1130 |
Polyglot Contest |
π |
|
|
|
1131 |
Decode Messages Sequel |
π΄ |
|
|
|
1132 |
Longest Fibonacci Subsequence |
π |
|
|
β
|
1135 |
Word Machine |
π’ |
java |
|
|
1136 |
Every Sublist Containing Unique Element |
π |
|
|
|
1137 |
Sum of Three Numbers Trequel |
π |
|
|
|
1138 |
Sublists Containing Maximum and Minimum |
π΄ |
|
|
|
1152 |
Win After Last Round |
π’ |
|
|
|
1154 |
Consecutive Wins |
π |
|
|
|
1155 |
Tag Game in a Tree |
π΄ |
|
|
|
1157 |
Double String Concatenation |
π |
|
|
|
1159 |
Least Recently Used Cache |
π |
|
|
|
1160 |
Least Frequently Used Cache |
π΄ |
|
|
β
|
1161 |
Minimum Stack |
π’ |
cpp |
|
β
|
1162 |
Zipped Iterator |
π |
cpp |
|
|
1163 |
Rolling Median |
π΄ |
|
|
β
|
1164 |
Binary Search Tree Iterator |
π |
cpp |
|
|
1166 |
Maximum Stack |
π΄ |
|
|
β
|
1167 |
Two Dimensional List Iterator |
π |
py |
|
β
|
1168 |
Peekable Iterator |
π |
py |
|
β
|
1169 |
Run Length Decoded String Iterator |
π’ |
cpp |
|
β
|
1170 |
Trie |
π |
py |
|
β
|
1171 |
Hit Counter |
π |
cpp |
|
|
1172 |
Lexicographic Combination Iterator |
π |
|
|
β
|
1173 |
Sum of Two Numbers Online Version |
π’ |
cpp |
|
β
|
1174 |
Hash Table |
π’ |
cpp |
|
β
|
1176 |
Set |
π’ |
cpp |
|
|
1177 |
Search Engine |
π |
|
|
|
1178 |
Incrementable Stack |
π |
|
|
β
|
1182 |
Equalize List Sums with Minimal Updates |
π’ |
cpp |
|
|
1183 |
Cut Rods for Profit |
π |
|
|
|
1184 |
Collecting Disappearing Coins |
π |
|
|
|
1185 |
Pick Up Gold in Two Locations |
π΄ |
|
|
β
|
1186 |
Web Browser |
π |
cpp |
|
|
1187 |
Unique Numbers From Sublist Bitwise ORs |
π |
|
|
β
|
1188 |
Minimum Initial Value for Positive Prefix Sums |
π’ |
cpp |
|
β
|
1190 |
Check if Number Is Perfect Square |
π’ |
cpp |
|
|
1191 |
Maximum Number After One Swap |
π |
|
|
|
1192 |
Distinct Subsequences |
π΄ |
|
|
|
1193 |
K Distinct Sublists |
π΄ |
|
|
β
|
1194 |
Arithmetic Sequence Permutation |
π’ |
py |
|
|
1195 |
Historical Map |
π |
|
|
β
|
1196 |
Delete Characters to Equalize Strings |
π |
cpp |
|
|
1197 |
Triple Inversion |
π΄ |
|
|
β
|
1198 |
Fixed Point |
π’ |
cpp |
|
|
1199 |
Playlist Count |
π΄ |
|
|
|
1200 |
Prefix with Equivalent Frequencies |
π΄ |
|
|
β
|
1201 |
Shortest Sublist With Max Frequency |
π’ |
py |
|
|
1202 |
Binary Search Tree Iterator Sequel |
π |
|
|
β
|
1203 |
Frequency Stack |
π΄ |
py |
|
β
|
1204 |
Split String Into K Palindromes |
π΄ |
py |
|
|
1205 |
Matrix Rectangular Sums |
π |
|
|
|
1206 |
Number of Islands Online Version |
π΄ |
|
|
β
|
1208 |
Closest Distance to Character |
π’ |
cpp |
|
|
1214 |
Minimize Amplitude After K Removals |
π’ |
|
|
|
1215 |
Randomized Binary Search |
π |
|
|
|
1216 |
K Distinct Groups |
π |
|
|
|
1218 |
Piece Grouping |
π |
|
|
|
1219 |
Sum of Odd Length Medians |
π΄ |
|
|
|
1229 |
Removing Enclosed Parentheses |
π |
|
|
|
1231 |
Cheapest Bus Route |
π΄ |
|
|
|
1232 |
Cheapest Cost to All Cities |
π΄ |
|
|
β
|
1234 |
Removing Triple Successive Duplicates |
π’ |
py |
|
|
1238 |
Task Run |
π’ |
|
|
β
|
1239 |
Highest Volume Stocks |
π |
cpp |
|
|
1242 |
Non Overlapping Pairs of Sublists |
π |
|
|
|
1247 |
Monotonous String Groups |
π’ |
|
|
|
1251 |
Window Queries |
π |
|
|
|
1252 |
Walled Off |
π΄ |
|
|
|
1253 |
Peak Heights |
π |
|
|
|
1254 |
Convert Binary Matrix to Zero Matrix |
π΄ |
|
|
β
|
1255 |
Range Query on a List |
π’ |
cpp |
PrefixSum |
β
|
1256 |
Range Query on Two Dimensional List |
π |
cpp |
|
|
1257 |
Range Query on a List Mutable |
π |
|
|
β
|
1258 |
Turtle of Wall Street |
π’ |
java |
|
|
1259 |
Max Multiplied Pairings |
π’ |
|
|
|
1260 |
Ball Moves |
π |
|
|
|
1261 |
Minimum Light Radius |
π΄ |
|
|
|
1262 |
Lazy Run Length Decoding |
π |
|
|
β
|
1263 |
Cycle Detection in a Matrix |
π΄ |
py |
|
β
|
1264 |
Split String with Same Distinct Counts |
π |
py |
|
|
1265 |
Number Stream to Intervals |
π΄ |
|
|
|
1266 |
Shortest Sublist to Remove to Make Sorted List |
π |
|
|
|
1267 |
Number of Decrements to Reach Zero |
π΄ |
|
|
β
|
1268 |
Almost Same Strings |
π |
py |
|
β
|
1269 |
Remove Duplicates Occurring More Than Twice |
π |
cpp |
|
β
|
1270 |
Sum of Two Numbers with Sorted List |
π’ |
cpp |
|
β
|
1271 |
Quadratic Application |
π |
py |
|
|
1272 |
Circular Cyclic Loop |
π |
|
|
β
|
1273 |
Longest 1s After One Flip |
π |
py |
|
β
|
1274 |
Stuck Keyboard |
π’ |
cpp |
|
|
1275 |
Binary Sublist with Target Sum |
π |
|
|
β
|
1276 |
Sum of Two Numbers Less Than Target |
π’ |
cpp |
|
|
1277 |
Balance the Directions |
π |
|
|
β
|
1278 |
Split List to Minimize Largest Sum |
π΄ |
cpp |
|
|
1280 |
Bounded Robot Moves |
π |
|
|
|
1282 |
Longest Repeating Sublist After K Updates |
π’ |
|
|
|
1283 |
Remove Smaller Coordinates |
π |
|
|
|
1285 |
Job Scheduling to Minimize Difficulty |
π΄ |
|
|
|
1286 |
CPU Scheduling |
π |
|
|
|
1287 |
Nearest Bus Stop From a House |
π |
|
|
|
1288 |
Unique String Split |
π |
|
|
β
|
1291 |
List Partitioning with Inequality Relation |
π |
py |
|
|
1292 |
Kth Pair Distance |
π΄ |
|
|
|
1293 |
Longest Repeating Substring |
π |
|
|
|
1294 |
Adjacent Square Sums |
π΄ |
|
|
|
1295 |
Delete Integers In Ascending Order |
π΄ |
|
|
|
1296 |
Max XOR of Two Integers |
π |
|
|
β
|
1298 |
Smallest Number With No Adjacent Duplicates |
π’ |
java |
|
|
1299 |
Non Adjacent Combination Sum |
π |
|
|
|
1300 |
Sublist with Largest Min Length Product |
π΄ |
|
|
|
1301 |
Race to Finish Line |
π΄ |
|
|
β
|
1302 |
First to Count to Target |
π |
cpp |
|
β
|
1303 |
Unique String Frequencies |
π |
py |
|
β
|
1309 |
Lexicographically Largest Mountain List |
π’ |
java |
|
|
1310 |
Reverse Equivalent Pairs |
π |
|
|
|
1311 |
Half Monotonous String |
π |
|
|
|
1312 |
Unique Paths to Go Home |
π΄ |
|
|
|
1313 |
Recover Original List From Subsequences |
π |
|
|
|
1314 |
Largest Pair of Points |
π’ |
|
|
|
1315 |
Tree Shifting |
π |
|
|
|
1316 |
Logically Consistent Book |
π΄ |
|
|
β
|
1318 |
Sum Pairs to Target |
π |
cpp |
|
|
1319 |
Equivalent Folded Sums |
π |
|
|
|
1320 |
Minimize Amplitude After Operations |
π΄ |
|
|
|
1321 |
Minimum Removals to Make Mountain List |
π΄ |
|
|
|
1322 |
Lowest Common Ancestor of List of Values |
π |
|
|
|
1327 |
Equalize Even and Odd Index Sums |
π |
|
|
β
|
1328 |
Lexicographically Smallest String of Distance K |
π |
py |
|
|
1329 |
Number of Operations to Decrement Target to Zero |
π |
|
|
|
1330 |
Lexicographically Smallest Leaf to Root Path |
π |
|
|
β
|
1331 |
Enclosed Islands |
π |
cpp |
|
|
1332 |
Tree Detection |
π |
|
|
β
|
1333 |
Split Tree to Maximize Product |
π |
cpp |
|
β
|
1334 |
Minimum Updates to Make Bitwise OR Equal to Target |
π |
py |
|
|
1335 |
Find a Linked List in a Binary Tree |
π΄ |
|
|
β
|
1336 |
Bitwise AND of Range of Numbers |
π |
py |
|
β
|
1338 |
Rate Limiter |
π’ |
py |
|
|
1339 |
Flight Scheduling |
π |
|
|
|
1340 |
Crush Numbers |
π |
|
|
β
|
1341 |
Meeting Schedule For Two People |
π |
py |
|
|
1342 |
Angry Owner |
π |
|
|
β
|
1343 |
Eat Bananas in K Hours |
π |
py |
|
|
1344 |
Permute to Make List Larger |
π |
|
|
β
|
1345 |
Sum of Two Numbers in BSTs |
π |
cpp |
|
β
|
1346 |
Earliest Uniques in a Stream |
π |
py |
|
|
1347 |
Sliding Window Product |
π |
|
|
|
1348 |
Maximize Roster Rating |
π |
|
|
|
1350 |
Crush Consecutive Numbers |
π΄ |
|
|
|
1351 |
Next Greater Element of a Linked List |
π |
|
|
β
|
1352 |
Enlarge BST |
π |
cpp |
|
|
1353 |
Max Sum Partitioning |
π |
|
|
|
1354 |
Every Sublist Min Sum |
π |
|
|
β
|
1355 |
Count Nodes in Complete Binary Tree |
π |
cpp |
|
|
1356 |
Number of K Divisible Pairs |
π |
|
|
β
|
1357 |
String Equivalence Relations |
π |
py |
|
β
|
1358 |
Airplane Seat Shuffling |
π |
cpp |
|
β
|
1359 |
Maximize Social Distancing |
π’ |
cpp, py |
|
|
1360 |
Multiple Coin Flips |
π |
|
|
β
|
1361 |
Append List to Sum Target |
π’ |
cpp |
|
|
1362 |
Cluster Management |
π |
|
|
|
1364 |
Fruit Basket Packing |
π |
|
|
|
1365 |
Toggle Bitwise Expression |
π΄ |
|
|
β
|
1366 |
Vertical Lines in Binary Tree |
π’ |
cpp |
|
|
1367 |
Largest Kth Value of List |
π |
|
|
|
1368 |
Common Reachable Node |
π |
|
|
|
1369 |
Minimize Absolute Difference of Three Numbers |
π |
|
|
|
1370 |
Virtual Array |
π΄ |
|
|
β
|
1371 |
Tree with Distinct Parities |
π’ |
cpp |
|
β
|
1372 |
Connect Cartesian Coordinates |
π |
py |
|
β
|
1373 |
Index with Equal Left and Right Sums |
π’ |
cpp |
|
|
1374 |
Update List Sum Closest to Target |
π |
|
|
|
1375 |
Square Submatrix Sum Below Target |
π |
|
|
β
|
1376 |
Longest Arithmetic Subsequence with Difference Constraint |
π |
py |
|
|
1377 |
Update List to Make It Strictly Increasing |
π΄ |
|
|
β
|
1378 |
Minimize Amplitude After Deleting K Length Sublist |
π’ |
py |
|
|
1379 |
Arithmetic Sequence Queries |
π |
|
|
|
1380 |
Number of Sublists That Don't Contain Target List |
π |
|
|
|
1381 |
Shortest Window Substring in Order |
π΄ |
|
|
|
1382 |
Count Contained Intervals |
π |
|
|
β
|
1383 |
File System |
π |
py |
|
β
|
1384 |
Complete an Arithmetic Sequence |
π’ |
cpp |
|
β
|
1385 |
Underground Tunnel |
π |
py |
|
|
1386 |
Ancestor Queries |
π΄ |
|
|
β
|
1387 |
XOR Range Queries |
π |
py |
|
β
|
1388 |
Number of Sublists With Small Left Value |
π΄ |
py |
|
β
|
1389 |
Largest Binary Search Subtree in Value |
π΄ |
py |
|
β
|
1390 |
Contiguously Increasing Numbers |
π |
py |
|
|
1391 |
Make Target List with Increment and Double Operations |
π |
|
|
β
|
1392 |
Sum of Nodes with Even Grandparent Values |
π |
cpp |
|
β
|
1393 |
Vertical Word Arrangement |
π |
py |
|
β
|
1394 |
Remove Half of the List |
π |
py |
|
β
|
1395 |
Minimum Starting Nodes to Visit Graph |
π |
py |
|
β
|
1396 |
Minimum Dropping Path Sum |
π |
cpp |
|
β
|
1397 |
Minimum Dropping Path Sum With Column Distance Constraint |
π |
cpp |
|
β
|
1398 |
Largest Elements in Their Row and Column |
π’ |
py |
|
|
1399 |
Permutations to Generate Binary Search Tree |
π΄ |
|
|
|
1400 |
Three Way String Split with Equal Ones |
π |
|
|
β
|
1402 |
Maximize Binary String Score |
π’ |
py |
|
β
|
1403 |
Next Node on Its Right |
π |
cpp |
|
|
1404 |
Number of Sublists With Odd Sum |
π |
|
|
|
1405 |
Place Zeros Above the Matrix Diagonal |
π |
|
|
|
1406 |
Leaf Pairs Less Than Target Distance Away |
π |
|
|
β
|
1407 |
Count Substrings With All 1s |
π |
cpp |
|
β
|
1408 |
Equivalent Pairs |
π’ |
py |
|
|
1409 |
Sum of Sublist Range Sum |
π΄ |
|
|
|
1410 |
Candy Race Taking Square Candies |
π΄ |
|
|
|
1411 |
Length of the Longest Path in an N Ary Tree |
π |
|
|
|
1412 |
Manipulate Bits to Zero |
π΄ |
|
|
|
1413 |
Path to Maximize Probability to Destination |
π |
|
|
|
1414 |
Delete Sublist to Make Sum Divisible By K |
π |
|
|
|
1415 |
Maximum Product Path in Matrix |
π |
|
|
β
|
1416 |
Permute List to Make Largest Range Sum |
π |
py |
|
|
1417 |
Word Distance Queries |
π |
|
|
β
|
1418 |
Tic Tac Toe |
π |
py |
|
|
1419 |
Stock Span |
π |
|
|
β
|
1420 |
Maximum Unique Sublist Sum |
π |
py |
|
β
|
1421 |
Three Player Coin Game |
π |
py |
|
|
1422 |
Kth Largest Numbers From Stream |
π |
|
|
|
1423 |
Number of Moves to Capture the King |
π |
|
|
|
1424 |
Recursive Voting |
π |
|
|
|
1425 |
Maximum Dropping Path Sum With Column Distance Cost |
π΄ |
|
|
|
1426 |
Number of Concatenations to Create Subsequence |
π |
|
|
β
|
1427 |
Unobstructed Buildings |
π’ |
cpp |
|
|
1428 |
Number of Substrings with Single Character Difference |
π |
|
|
β
|
1429 |
Distinct Substrings |
π |
cpp |
|
|
1432 |
Stack of Stacks |
π΄ |
|
|
|
1433 |
Continuous Path to Escape Mines |
π΄ |
|
|
β
|
1434 |
Replace Linked List on Index |
π |
cpp |
|
|
1435 |
Middle Operable Deque |
π |
|
|
β
|
1436 |
Sort List by Hamming Weight |
π’ |
py |
|
β
|
1437 |
Circular Queue |
π |
cpp |
|
|
1438 |
Maximum Length of Sublist with Positive Product |
π |
|
|
|
1439 |
Snapshottable List |
π |
|
|
|
1440 |
Number of Sublists with Max in Interval |
π |
|
|
|
1441 |
Rank of a Matrix |
π΄ |
|
|
|
1442 |
Trail to Minimize Effort |
π |
|
|
|
1443 |
Reduce Binary Number to One |
π |
|
|
β
|
1444 |
Subtree with Maximum Average |
π |
cpp |
|
|
1445 |
Swap Characters Once to Minimize Differences |
π |
|
|
β
|
1446 |
Consecutive Ones |
π’ |
cpp |
|
|
1447 |
Window Limits |
π |
|
|
|
1448 |
Intersecting Lines |
π΄ |
|
|
β
|
1449 |
Search in a Virtually Complete Binary Tree |
π’ |
cpp |
|
β
|
1450 |
Compressed Vector Product |
π |
py |
|
|
1452 |
Fix Flight Itinerary |
π΄ |
|
|
β
|
1453 |
Virtual Boolean Array |
π |
py |
|
|
1454 |
Kth User to Visit Website |
π |
|
|
β
|
1455 |
Bulk Shift Letters |
π |
py |
|
β
|
1456 |
Sort List by Reversing Once |
π |
cpp |
|
β
|
1457 |
Unique People in Contact List |
π’ |
py |
|
|
1458 |
View Over People |
π |
|
|
|
1459 |
Kth Largest Pair Product |
π΄ |
|
|
β
|
1460 |
ASCII String to Integer |
π’ |
py |
|
β
|
1461 |
Characters in Each Bracket Depth |
π |
py |
|
|
1462 |
Longest Consecutive Sublist |
π |
|
|
|
1463 |
Split Digits to Sum Closest To Target |
π΄ |
|
|
β
|
1464 |
Mutual Followers |
π’ |
cpp |
|
β
|
1465 |
Virtually Cloneable Stacks |
π |
py |
|
β
|
1468 |
Cut Ribbons of Same Length |
π |
py |
|
|
1469 |
Next Permutation From Pool |
π΄ |
|
|
β
|
1470 |
5 Star Review Percentage |
π’ |
cpp |
|
|
1471 |
Stock Order Execution |
π |
|
|
|
1472 |
Maximize Rook Square Values |
π΄ |
|
|
β
|
1473 |
Max Product of Three Numbers |
π’ |
cpp |
|
|
1474 |
Bounded Square Sums |
π |
|
|
|
1475 |
Point Distances with Shared Coordinate |
π |
|
|
|
1476 |
Towers Without a Valley |
π΄ |
|
|
β
|
1477 |
First Fit Room |
π’ |
java |
|
β
|
1478 |
Rotate a Box Under Gravity |
π |
py |
|
|
1479 |
Last Value Map |
π |
|
|
|
1480 |
Number of Monotonically Increasing Lists |
π΄ |
|
|
β
|
1482 |
Maximum Absolute Value of Sublist |
π |
cpp |
|
|
1484 |
Number of Non Overlapping Sublists With Sum of Target |
π |
|
|
β
|
1485 |
K Numbers Greater Than or Equal to K |
π’ |
cpp |
|
|
1486 |
Max Multiplied Pairings Sequel |
π |
|
|
β
|
1487 |
Integer to Roman Numeral |
π |
py |
|
|
1488 |
Longest Palindrome From Concatenating Two Subsequences |
π΄ |
|
|
|
1492 |
Largest One Submatrix with Column Swaps |
π |
|
|
|
1493 |
Shortest Path in a Graph |
π |
|
|
β
|
1494 |
Swap Kth Node Values |
π |
cpp |
|
|
1495 |
Equivalent Product Pairs |
π |
|
|
|
1497 |
Integer to English |
π΄ |
|
|
β
|
1498 |
Shift to Create Range |
π’ |
cpp, py |
|
|
1499 |
Remove Smallest Peaks in Order |
π |
|
|
|
1501 |
Traverse Coordinates |
π΄ |
|
|
|
1502 |
Matrix Relations |
π΄ |
|
|
β
|
1503 |
Pair Sums to Power of Two |
π’ |
cpp |
|
β
|
1504 |
Dropped Sensor Metric |
π |
cpp |
|
|
1505 |
Drop a Ball Down the Stairs |
π |
|
|
|
1506 |
Shortest Absolute Value Distance |
π |
|
|
|
1507 |
Sustainable Consumption |
π΄ |
|
|
|
1508 |
Generate Anagram Substrings |
π’ |
|
|
|
1511 |
Visible Blocks |
π΄ |
|
|
β
|
1513 |
Noisy Palindrome |
π’ |
py |
|
|
1514 |
Intersection of Two Maps |
π |
|
|
|
1515 |
Longest Consecutively Increasing Substring |
π |
|
|
|
1516 |
Connected Road to Destination |
π΄ |
|
|
β
|
1517 |
Find Local Peaks |
π’ |
cpp |
|
|
1519 |
Ambigram Detection |
π |
|
|
|
1520 |
Weighted Merge Interval |
π |
|
|
|
1521 |
Minimize Maximum Stadium Size |
π΄ |
|
|
β
|
1522 |
Strictly Alternating List |
π’ |
py |
|
|
1524 |
Interval Painting |
π |
|
|
|
1525 |
Blocked Pipeline |
π |
|
|
|
1526 |
Best Currency Path |
π΄ |
|
|
β
|
1527 |
Insert Into Linked List |
π’ |
cpp |
|
β
|
1528 |
Subtree with Maximum Value |
π |
cpp |
|
|
1530 |
Longest Matrix Path Length |
π |
|
|
|
1531 |
Ticket Order |
π΄ |
|
|
β
|
1532 |
Pair and Triples |
π’ |
py |
|
|
1533 |
Find Local Peaks Sequel |
π |
|
|
|
1534 |
Longest Arithmetic Sequence Tree Path |
π΄ |
|
|
|
1535 |
Longest Prefix Sequence |
π |
|
|
β
|
1536 |
Validate Delivery Orders |
π’ |
py |
|
β
|
1537 |
Log Truncation |
π |
py |
|
|
1538 |
Brick Layout |
π |
|
|
|
1539 |
Border Crossing |
π΄ |
|
|