kanglicheng / binary-search-solutions

solutions to coding problems at https://binarysearch.com

Binary Search Solutions

Generate the table using python3:

pip install -r requirements.txt
python generate_readme.py
python update_readme.py

• 🟢: Easy
• 🟠: Medium
• 🔴: Hard
• 🔵: Harder

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