LeetCode Solutions

My solutions for LeetCode problems.

• LeetCode Profile: Avuvos
• Total Solved: 1595
• Global Rank: Top 0.32%

Solutions

#	Title	Difficulty	Solution
0001	Two Sum	Easy	java
0002	Add Two Numbers	Medium	java
0003	Longest Substring Without Repeating Characters	Medium	python3
0004	Median of Two Sorted Arrays	Hard	python3
0005	Longest Palindromic Substring	Medium	java
0007	Reverse Integer	Medium	cpp
0009	Palindrome Number	Easy	cpp
0010	Regular Expression Matching	Hard	cpp
0011	Container With Most Water	Medium	java
0014	Longest Common Prefix	Easy	java
0015	3Sum	Medium	python3
0017	Letter Combinations of a Phone Number	Medium	cpp
0018	4Sum	Medium	cpp
0019	Remove Nth Node From End of List	Medium	c
0020	Valid Parentheses	Easy	cpp
0021	Merge Two Sorted Lists	Easy	java
0022	Generate Parentheses	Medium	java
0023	Merge k Sorted Lists	Hard	java
0024	Swap Nodes in Pairs	Medium	c
0025	Reverse Nodes in k-Group	Hard	java
0033	Search in Rotated Sorted Array	Medium	cpp
0034	Find First and Last Position of Element in Sorted Array	Medium	cpp
0035	Search Insert Position	Easy	cpp
0036	Valid Sudoku	Medium	java
0037	Sudoku Solver	Hard	java
0039	Combination Sum	Medium	python3
0040	Combination Sum II	Medium	cpp
0042	Trapping Rain Water	Hard	cpp
0043	Multiply Strings	Medium	python3
0045	Jump Game II	Medium	python3
0046	Permutations	Medium	cpp
0047	Permutations II	Medium	python3
0048	Rotate Image	Medium	cpp
0049	Group Anagrams	Medium	cpp
0050	Pow(x, n)	Medium	cpp
0051	N-Queens	Hard	java
0053	Maximum Subarray	Medium	python3
0054	Spiral Matrix	Medium	python3
0055	Jump Game	Medium	java
0056	Merge Intervals	Medium	python3
0057	Insert Interval	Medium	java
0059	Spiral Matrix II	Medium	python3
0062	Unique Paths	Medium	cpp
0063	Unique Paths II	Medium	cpp
0064	Minimum Path Sum	Medium	python3
0067	Add Binary	Easy	python3
0068	Text Justification	Hard	python3
0069	Sqrt(x)	Easy	python3
0070	Climbing Stairs	Easy	java
0071	Simplify Path	Medium	python3
0072	Edit Distance	Medium	java
0073	Set Matrix Zeroes	Medium	python3
0074	Search a 2D Matrix	Medium	cpp
0075	Sort Colors	Medium	java
0076	Minimum Window Substring	Hard	cpp
0077	Combinations	Medium	cpp
0078	Subsets	Medium	java
0079	Word Search	Medium	java
0081	Search in Rotated Sorted Array II	Medium	cpp
0082	Remove Duplicates from Sorted List II	Medium	c
0083	Remove Duplicates from Sorted List	Easy	c
0086	Partition List	Medium	cpp
0088	Merge Sorted Array	Easy	java
0090	Subsets II	Medium	python3
0091	Decode Ways	Medium	cpp
0092	Reverse Linked List II	Medium	cpp
0094	Binary Tree Inorder Traversal	Easy	cpp
0095	Unique Binary Search Trees II	Medium	python3
0096	Unique Binary Search Trees	Medium	python3
0097	Interleaving String	Medium	cpp
0098	Validate Binary Search Tree	Medium	java
0100	Same Tree	Easy	cpp
0101	Symmetric Tree	Easy	java
0102	Binary Tree Level Order Traversal	Medium	python3
0103	Binary Tree Zigzag Level Order Traversal	Medium	java
0104	Maximum Depth of Binary Tree	Easy	python3
0105	Construct Binary Tree from Preorder and Inorder Traversal	Medium	python3
0107	Binary Tree Level Order Traversal II	Medium	java
0108	Convert Sorted Array to Binary Search Tree	Easy	python3
0110	Balanced Binary Tree	Easy	python3
0111	Minimum Depth of Binary Tree	Easy	cpp
0112	Path Sum	Easy	cpp
0113	Path Sum II	Medium	cpp
0116	Populating Next Right Pointers in Each Node	Medium	java
0117	Populating Next Right Pointers in Each Node II	Medium	java
0118	Pascal's Triangle	Easy	cpp
0119	Pascal's Triangle II	Easy	python3
0120	Triangle	Medium	python3
0121	Best Time to Buy and Sell Stock	Easy	python3
0122	Best Time to Buy and Sell Stock II	Medium	python3
0123	Best Time to Buy and Sell Stock III	Hard	python3
0124	Binary Tree Maximum Path Sum	Hard	java
0125	Valid Palindrome	Easy	python3
0127	Word Ladder	Hard	python3
0128	Longest Consecutive Sequence	Medium	python3
0129	Sum Root to Leaf Numbers	Medium	python3
0130	Surrounded Regions	Medium	java
0132	Palindrome Partitioning II	Hard	python3
0133	Clone Graph	Medium	cpp
0134	Gas Station	Medium	cpp
0135	Candy	Hard	cpp
0136	Single Number	Easy	java
0137	Single Number II	Medium	cpp
0138	Copy List with Random Pointer	Medium	cpp
0139	Word Break	Medium	cpp
0141	Linked List Cycle	Easy	c
0142	Linked List Cycle II	Medium	java
0143	Reorder List	Medium	java
0144	Binary Tree Preorder Traversal	Easy	java
0145	Binary Tree Postorder Traversal	Easy	cpp
0146	LRU Cache	Medium	cpp
0149	Max Points on a Line	Hard	java
0152	Maximum Product Subarray	Medium	java
0153	Find Minimum in Rotated Sorted Array	Medium	java
0155	Min Stack	Medium	python3
0160	Intersection of Two Linked Lists	Easy	java
0162	Find Peak Element	Medium	java
0167	Two Sum II - Input Array Is Sorted	Medium	java
0168	Excel Sheet Column Title	Easy	cpp
0169	Majority Element	Easy	python3
0173	Binary Search Tree Iterator	Medium	java
0174	Dungeon Game	Hard	python3
0175	Combine Two Tables	Easy	postgresql
0179	Largest Number	Medium	cpp
0181	Employees Earning More Than Their Managers	Easy	postgresql
0187	Repeated DNA Sequences	Medium	java
0188	Best Time to Buy and Sell Stock IV	Hard	cpp
0189	Rotate Array	Medium	java
0190	Reverse Bits	Easy	java
0191	Number of 1 Bits	Easy	c
0198	House Robber	Medium	cpp
0199	Binary Tree Right Side View	Medium	python3
0200	Number of Islands	Medium	python3
0201	Bitwise AND of Numbers Range	Medium	cpp
0202	Happy Number	Easy	python3
0203	Remove Linked List Elements	Easy	java
0204	Count Primes	Medium	cpp
0205	Isomorphic Strings	Easy	python3
0206	Reverse Linked List	Easy	c
0207	Course Schedule	Medium	cpp
0208	Implement Trie (Prefix Tree)	Medium	java
0209	Minimum Size Subarray Sum	Medium	cpp
0211	Design Add and Search Words Data Structure	Medium	java
0212	Word Search II	Hard	java
0213	House Robber II	Medium	cpp
0214	Shortest Palindrome	Hard	cpp
0215	Kth Largest Element in an Array	Medium	cpp
0216	Combination Sum III	Medium	python3
0217	Contains Duplicate	Easy	java
0218	The Skyline Problem	Hard	cpp
0219	Contains Duplicate II	Easy	cpp
0221	Maximal Square	Medium	python3
0222	Count Complete Tree Nodes	Easy	java
0225	Implement Stack using Queues	Easy	python3
0226	Invert Binary Tree	Easy	java
0228	Summary Ranges	Easy	python3
0229	Majority Element II	Medium	cpp
0230	Kth Smallest Element in a BST	Medium	java
0231	Power of Two	Easy	cpp
0232	Implement Queue using Stacks	Easy	java
0234	Palindrome Linked List	Easy	cpp
0235	Lowest Common Ancestor of a Binary Search Tree	Medium	cpp
0236	Lowest Common Ancestor of a Binary Tree	Medium	cpp
0237	Delete Node in a Linked List	Medium	c
0238	Product of Array Except Self	Medium	java
0239	Sliding Window Maximum	Hard	cpp
0240	Search a 2D Matrix II	Medium	java
0242	Valid Anagram	Easy	java
0257	Binary Tree Paths	Easy	python3
0258	Add Digits	Easy	cpp
0260	Single Number III	Medium	c
0263	Ugly Number	Easy	cpp
0264	Ugly Number II	Medium	cpp
0268	Missing Number	Easy	python3
0278	First Bad Version	Easy	python3
0279	Perfect Squares	Medium	python3
0283	Move Zeroes	Easy	python3
0284	Peeking Iterator	Medium	java
0287	Find the Duplicate Number	Medium	cpp
0290	Word Pattern	Easy	cpp
0292	Nim Game	Easy	python3
0295	Find Median from Data Stream	Hard	cpp
0297	Serialize and Deserialize Binary Tree	Hard	java
0300	Longest Increasing Subsequence	Medium	python3
0303	Range Sum Query - Immutable	Easy	java
0304	Range Sum Query 2D - Immutable	Medium	cpp
0307	Range Sum Query - Mutable	Medium	cpp
0309	Best Time to Buy and Sell Stock with Cooldown	Medium	python3
0312	Burst Balloons	Hard	cpp
0315	Count of Smaller Numbers After Self	Hard	cpp
0316	Remove Duplicate Letters	Medium	cpp
0318	Maximum Product of Word Lengths	Medium	python3
0319	Bulb Switcher	Medium	cpp
0322	Coin Change	Medium	java
0326	Power of Three	Easy	cpp
0328	Odd Even Linked List	Medium	cpp
0330	Patching Array	Hard	java
0331	Verify Preorder Serialization of a Binary Tree	Medium	java
0332	Reconstruct Itinerary	Hard	cpp
0334	Increasing Triplet Subsequence	Medium	cpp
0336	Palindrome Pairs	Hard	cpp
0338	Counting Bits	Easy	cpp
0342	Power of Four	Easy	cpp
0343	Integer Break	Medium	cpp
0344	Reverse String	Easy	java
0345	Reverse Vowels of a String	Easy	cpp
0347	Top K Frequent Elements	Medium	python3
0349	Intersection of Two Arrays	Easy	python3
0350	Intersection of Two Arrays II	Easy	cpp
0365	Water and Jug Problem	Medium	python3
0367	Valid Perfect Square	Easy	python3
0368	Largest Divisible Subset	Medium	cpp
0371	Sum of Two Integers	Medium	java
0373	Find K Pairs with Smallest Sums	Medium	cpp
0374	Guess Number Higher or Lower	Easy	cpp
0376	Wiggle Subsequence	Medium	python3
0377	Combination Sum IV	Medium	cpp
0378	Kth Smallest Element in a Sorted Matrix	Medium	python3
0380	Insert Delete GetRandom O(1)	Medium	java
0383	Ransom Note	Easy	cpp
0384	Shuffle an Array	Medium	python3
0386	Lexicographical Numbers	Medium	cpp
0387	First Unique Character in a String	Easy	cpp
0389	Find the Difference	Easy	cpp
0392	Is Subsequence	Easy	cpp
0393	UTF-8 Validation	Medium	cpp
0399	Evaluate Division	Medium	cpp
0403	Frog Jump	Hard	python3
0404	Sum of Left Leaves	Easy	java
0409	Longest Palindrome	Easy	python3
0412	Fizz Buzz	Easy	java
0413	Arithmetic Slices	Medium	java
0414	Third Maximum Number	Easy	python3
0415	Add Strings	Easy	python3
0416	Partition Equal Subset Sum	Medium	python3
0417	Pacific Atlantic Water Flow	Medium	cpp
0424	Longest Repeating Character Replacement	Medium	java
0429	N-ary Tree Level Order Traversal	Medium	cpp
0432	All O`one Data Structure	Hard	cpp
0433	Minimum Genetic Mutation	Medium	python3
0435	Non-overlapping Intervals	Medium	cpp
0437	Path Sum III	Medium	java
0438	Find All Anagrams in a String	Medium	java
0441	Arranging Coins	Easy	python3
0442	Find All Duplicates in an Array	Medium	python3
0445	Add Two Numbers II	Medium	cpp
0449	Serialize and Deserialize BST	Medium	java
0450	Delete Node in a BST	Medium	java
0451	Sort Characters By Frequency	Medium	cpp
0455	Assign Cookies	Easy	python3
0456	132 Pattern	Medium	cpp
0459	Repeated Substring Pattern	Easy	cpp
0461	Hamming Distance	Easy	java
0462	Minimum Moves to Equal Array Elements II	Medium	python3
0463	Island Perimeter	Easy	java
0470	Implement Rand10() Using Rand7()	Medium	python3
0473	Matchsticks to Square	Medium	python3
0476	Number Complement	Easy	cpp
0485	Max Consecutive Ones	Easy	java
0486	Predict the Winner	Medium	cpp
0491	Non-decreasing Subsequences	Medium	cpp
0494	Target Sum	Medium	python3
0496	Next Greater Element I	Easy	java
0502	IPO	Hard	cpp
0506	Relative Ranks	Easy	java
0507	Perfect Number	Easy	cpp
0508	Most Frequent Subtree Sum	Medium	java
0509	Fibonacci Number	Easy	python3
0513	Find Bottom Left Tree Value	Medium	java
0515	Find Largest Value in Each Tree Row	Medium	java
0516	Longest Palindromic Subsequence	Medium	cpp
0518	Coin Change II	Medium	cpp
0520	Detect Capital	Easy	python3
0521	Longest Uncommon Subsequence I	Easy	java
0522	Longest Uncommon Subsequence II	Medium	java
0523	Continuous Subarray Sum	Medium	cpp
0524	Longest Word in Dictionary through Deleting	Medium	cpp
0530	Minimum Absolute Difference in BST	Easy	cpp
0532	K-diff Pairs in an Array	Medium	cpp
0537	Complex Number Multiplication	Medium	java
0538	Convert BST to Greater Tree	Medium	python3
0542	01 Matrix	Medium	cpp
0543	Diameter of Binary Tree	Easy	java
0546	Remove Boxes	Hard	python3
0547	Number of Provinces	Medium	cpp
0557	Reverse Words in a String III	Easy	python3
0559	Maximum Depth of N-ary Tree	Easy	java
0560	Subarray Sum Equals K	Medium	java
0561	Array Partition	Easy	cpp
0563	Binary Tree Tilt	Easy	cpp
0566	Reshape the Matrix	Easy	java
0567	Permutation in String	Medium	cpp
0572	Subtree of Another Tree	Easy	java
0576	Out of Boundary Paths	Medium	python3
0583	Delete Operation for Two Strings	Medium	java
0584	Find Customer Referee	Easy	postgresql
0586	Customer Placing the Largest Number of Orders	Easy	postgresql
0589	N-ary Tree Preorder Traversal	Easy	java
0590	N-ary Tree Postorder Traversal	Easy	cpp
0595	Big Countries	Easy	mysql
0596	Classes With at Least 5 Students	Easy	postgresql
0598	Range Addition II	Easy	java
0606	Construct String from Binary Tree	Medium	cpp
0609	Find Duplicate File in System	Medium	cpp
0617	Merge Two Binary Trees	Easy	python3
0620	Not Boring Movies	Easy	postgresql
0622	Design Circular Queue	Medium	cpp
0623	Add One Row to Tree	Medium	java
0624	Maximum Distance in Arrays	Medium	cpp
0633	Sum of Square Numbers	Medium	cpp
0637	Average of Levels in Binary Tree	Easy	cpp
0638	Shopping Offers	Medium	python3
0641	Design Circular Deque	Medium	cpp
0645	Set Mismatch	Easy	cpp
0646	Maximum Length of Pair Chain	Medium	cpp
0647	Palindromic Substrings	Medium	cpp
0648	Replace Words	Medium	cpp
0649	Dota2 Senate	Medium	cpp
0650	2 Keys Keyboard	Medium	cpp
0653	Two Sum IV - Input is a BST	Easy	java
0654	Maximum Binary Tree	Medium	python3
0658	Find K Closest Elements	Medium	cpp
0659	Split Array into Consecutive Subsequences	Medium	cpp
0662	Maximum Width of Binary Tree	Medium	python3
0664	Strange Printer	Hard	python3
0670	Maximum Swap	Medium	cpp
0673	Number of Longest Increasing Subsequence	Medium	cpp
0674	Longest Continuous Increasing Subsequence	Easy	java
0682	Baseball Game	Easy	java
0687	Longest Univalue Path	Medium	java
0688	Knight Probability in Chessboard	Medium	cpp
0690	Employee Importance	Medium	java
0692	Top K Frequent Words	Medium	cpp
0695	Max Area of Island	Medium	cpp
0700	Search in a Binary Search Tree	Easy	python3
0701	Insert into a Binary Search Tree	Medium	java
0703	Kth Largest Element in a Stream	Easy	cpp
0704	Binary Search	Easy	cpp
0705	Design HashSet	Easy	cpp
0706	Design HashMap	Easy	cpp
0707	Design Linked List	Medium	java
0709	To Lower Case	Easy	python3
0712	Minimum ASCII Delete Sum for Two Strings	Medium	python3
0713	Subarray Product Less Than K	Medium	cpp
0714	Best Time to Buy and Sell Stock with Transaction Fee	Medium	cpp
0718	Maximum Length of Repeated Subarray	Medium	cpp
0719	Find K-th Smallest Pair Distance	Hard	cpp
0724	Find Pivot Index	Easy	java
0725	Split Linked List in Parts	Medium	cpp
0728	Self Dividing Numbers	Easy	cpp
0733	Flood Fill	Easy	java
0735	Asteroid Collision	Medium	cpp
0739	Daily Temperatures	Medium	cpp
0740	Delete and Earn	Medium	cpp
0743	Network Delay Time	Medium	cpp
0744	Find Smallest Letter Greater Than Target	Easy	cpp
0746	Min Cost Climbing Stairs	Easy	cpp
0747	Largest Number At Least Twice of Others	Easy	cpp
0752	Open the Lock	Medium	python3
0763	Partition Labels	Medium	java
0766	Toeplitz Matrix	Easy	cpp
0767	Reorganize String	Medium	cpp
0771	Jewels and Stones	Easy	python3
0778	Swim in Rising Water	Hard	cpp
0783	Minimum Distance Between BST Nodes	Easy	java
0784	Letter Case Permutation	Medium	python3
0785	Is Graph Bipartite?	Medium	cpp
0787	Cheapest Flights Within K Stops	Medium	python3
0792	Number of Matching Subsequences	Medium	cpp
0797	All Paths From Source to Target	Medium	java
0799	Champagne Tower	Medium	cpp
0802	Find Eventual Safe States	Medium	cpp
0804	Unique Morse Code Words	Easy	cpp
0808	Soup Servings	Medium	python3
0814	Binary Tree Pruning	Medium	cpp
0827	Making A Large Island	Hard	python3
0837	New 21 Game	Medium	cpp
0838	Push Dominoes	Medium	cpp
0839	Similar String Groups	Hard	python3
0840	Magic Squares In Grid	Medium	cpp
0841	Keys and Rooms	Medium	cpp
0844	Backspace String Compare	Easy	java
0846	Hand of Straights	Medium	cpp
0847	Shortest Path Visiting All Nodes	Hard	cpp
0850	Rectangle Area II	Hard	python3
0852	Peak Index in a Mountain Array	Medium	cpp
0857	Minimum Cost to Hire K Workers	Hard	cpp
0859	Buddy Strings	Easy	cpp
0860	Lemonade Change	Easy	cpp
0863	All Nodes Distance K in Binary Tree	Medium	cpp
0864	Shortest Path to Get All Keys	Hard	cpp
0871	Minimum Number of Refueling Stops	Hard	python3
0872	Leaf-Similar Trees	Easy	python3
0874	Walking Robot Simulation	Medium	cpp
0875	Koko Eating Bananas	Medium	python3
0876	Middle of the Linked List	Easy	java
0877	Stone Game	Medium	python3
0879	Profitable Schemes	Hard	cpp
0880	Decoded String at Index	Medium	cpp
0881	Boats to Save People	Medium	python3
0884	Uncommon Words from Two Sentences	Easy	python3
0886	Possible Bipartition	Medium	python3
0894	All Possible Full Binary Trees	Medium	cpp
0896	Monotonic Array	Easy	cpp
0897	Increasing Order Search Tree	Easy	python3
0901	Online Stock Span	Medium	cpp
0904	Fruit Into Baskets	Medium	cpp
0905	Sort Array By Parity	Easy	cpp
0907	Sum of Subarray Minimums	Medium	cpp
0912	Sort an Array	Medium	cpp
0915	Partition Array into Disjoint Intervals	Medium	python3
0918	Maximum Sum Circular Subarray	Medium	python3
0919	Complete Binary Tree Inserter	Medium	java
0920	Number of Music Playlists	Hard	python3
0926	Flip String to Monotone Increasing	Medium	python3
0931	Minimum Falling Path Sum	Medium	python3
0934	Shortest Bridge	Medium	cpp
0938	Range Sum of BST	Easy	python3
0941	Valid Mountain Array	Easy	java
0945	Minimum Increment to Make Array Unique	Medium	cpp
0946	Validate Stack Sequences	Medium	python3
0948	Bag of Tokens	Medium	cpp
0951	Flip Equivalent Binary Trees	Medium	java
0953	Verifying an Alien Dictionary	Easy	python3
0954	Array of Doubled Pairs	Medium	python3
0956	Tallest Billboard	Hard	cpp
0958	Check Completeness of a Binary Tree	Medium	java
0959	Regions Cut By Slashes	Medium	cpp
0962	Maximum Width Ramp	Medium	cpp
0965	Univalued Binary Tree	Easy	python3
0967	Numbers With Same Consecutive Differences	Medium	cpp
0973	K Closest Points to Origin	Medium	java
0974	Subarray Sums Divisible by K	Medium	cpp
0976	Largest Perimeter Triangle	Easy	cpp
0977	Squares of a Sorted Array	Easy	java
0979	Distribute Coins in Binary Tree	Medium	java
0983	Minimum Cost For Tickets	Medium	java
0985	Sum of Even Numbers After Queries	Medium	cpp
0986	Interval List Intersections	Medium	java
0987	Vertical Order Traversal of a Binary Tree	Hard	cpp
0990	Satisfiability of Equality Equations	Medium	cpp
0991	Broken Calculator	Medium	python3
0993	Cousins in Binary Tree	Easy	java
0994	Rotting Oranges	Medium	java
0995	Minimum Number of K Consecutive Bit Flips	Hard	cpp
0997	Find the Town Judge	Easy	java
1002	Find Common Characters	Easy	cpp
1008	Construct Binary Search Tree from Preorder Traversal	Medium	python3
1013	Partition Array Into Three Parts With Equal Sum	Easy	python3
1014	Best Sightseeing Pair	Medium	python3
1015	Smallest Integer Divisible by K	Medium	cpp
1020	Number of Enclaves	Medium	cpp
1022	Sum of Root To Leaf Binary Numbers	Easy	python3
1027	Longest Arithmetic Subsequence	Medium	cpp
1029	Two City Scheduling	Medium	java
1035	Uncrossed Lines	Medium	python3
1038	Binary Search Tree to Greater Sum Tree	Medium	python3
1046	Last Stone Weight	Easy	cpp
1047	Remove All Adjacent Duplicates In String	Easy	cpp
1048	Longest String Chain	Medium	cpp
1051	Height Checker	Easy	cpp
1052	Grumpy Bookstore Owner	Medium	python3
1061	Lexicographically Smallest Equivalent String	Medium	cpp
1091	Shortest Path in Binary Matrix	Medium	cpp
1094	Car Pooling	Medium	java
1104	Path In Zigzag Labelled Binary Tree	Medium	python3
1105	Filling Bookcase Shelves	Medium	cpp
1108	Defanging an IP Address	Easy	python3
1122	Relative Sort Array	Easy	cpp
1125	Smallest Sufficient Team	Hard	python3
1129	Shortest Path with Alternating Colors	Medium	python3
1137	N-th Tribonacci Number	Easy	python3
1140	Stone Game II	Medium	cpp
1143	Longest Common Subsequence	Medium	java
1146	Snapshot Array	Medium	cpp
1148	Article Views I	Easy	mysql
1155	Number of Dice Rolls With Target Sum	Medium	cpp
1161	Maximum Level Sum of a Binary Tree	Medium	cpp
1162	As Far from Land as Possible	Medium	java
1187	Make Array Strictly Increasing	Hard	cpp
1189	Maximum Number of Balloons	Easy	python3
1193	Monthly Transactions I	Medium	postgresql
1203	Sort Items by Groups Respecting Dependencies	Hard	cpp
1207	Unique Number of Occurrences	Easy	cpp
1208	Get Equal Substrings Within Budget	Medium	cpp
1218	Longest Arithmetic Subsequence of Given Difference	Medium	cpp
1219	Path with Maximum Gold	Medium	java
1227	Airplane Seat Assignment Probability	Medium	java
1232	Check If It Is a Straight Line	Easy	cpp
1235	Maximum Profit in Job Scheduling	Hard	java
1248	Count Number of Nice Subarrays	Medium	python3
1249	Minimum Remove to Make Valid Parentheses	Medium	java
1250	Check If It Is a Good Array	Hard	cpp
1254	Number of Closed Islands	Medium	cpp
1261	Find Elements in a Contaminated Binary Tree	Medium	java
1268	Search Suggestions System	Medium	cpp
1269	Number of Ways to Stay in the Same Place After Some Steps	Hard	python3
1277	Count Square Submatrices with All Ones	Medium	cpp
1281	Subtract the Product and Sum of Digits of an Integer	Easy	c
1282	Group the People Given the Group Size They Belong To	Medium	cpp
1284	Minimum Number of Flips to Convert Binary Matrix to Zero Matrix	Hard	python3
1290	Convert Binary Number in a Linked List to Integer	Easy	java
1295	Find Numbers with Even Number of Digits	Easy	python
1296	Divide Array in Sets of K Consecutive Numbers	Medium	cpp
1302	Deepest Leaves Sum	Medium	java
1305	All Elements in Two Binary Search Trees	Medium	java
1306	Jump Game III	Medium	python3
1309	Decrypt String from Alphabet to Integer Mapping	Easy	python3
1310	XOR Queries of a Subarray	Medium	cpp
1312	Minimum Insertion Steps to Make a String Palindrome	Hard	cpp
1314	Matrix Block Sum	Medium	python3
1315	Sum of Nodes with Even-Valued Grandparent	Medium	java
1318	Minimum Flips to Make a OR b Equal to c	Medium	cpp
1319	Number of Operations to Make Network Connected	Medium	java
1323	Maximum 69 Number	Easy	cpp
1325	Delete Leaves With a Given Value	Medium	python3
1326	Minimum Number of Taps to Open to Water a Garden	Hard	cpp
1332	Remove Palindromic Subsequences	Easy	python3
1337	The K Weakest Rows in a Matrix	Easy	cpp
1339	Maximum Product of Splitted Binary Tree	Medium	cpp
1342	Number of Steps to Reduce a Number to Zero	Easy	python3
1343	Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold	Medium	java
1345	Jump Game IV	Hard	cpp
1346	Check If N and Its Double Exist	Easy	java
1351	Count Negative Numbers in a Sorted Matrix	Easy	cpp
1352	Product of the Last K Numbers	Medium	java
1356	Sort Integers by The Number of 1 Bits	Easy	python3
1358	Number of Substrings Containing All Three Characters	Medium	java
1359	Count All Valid Pickup and Delivery Options	Hard	cpp
1365	How Many Numbers Are Smaller Than the Current Number	Easy	python3
1367	Linked List in Binary Tree	Medium	cpp
1371	Find the Longest Substring Containing Vowels in Even Counts	Medium	cpp
1372	Longest ZigZag Path in a Binary Tree	Medium	cpp
1376	Time Needed to Inform All Employees	Medium	cpp
1377	Frog Position After T Seconds	Hard	cpp
1379	Find a Corresponding Node of a Binary Tree in a Clone of That Tree	Easy	python3
1382	Balance a Binary Search Tree	Medium	java
1383	Maximum Performance of a Team	Hard	cpp
1385	Find the Distance Value Between Two Arrays	Easy	python3
1387	Sort Integers by The Power Value	Medium	python3
1394	Find Lucky Integer in an Array	Easy	python3
1395	Count Number of Teams	Medium	cpp
1396	Design Underground System	Medium	cpp
1402	Reducing Dishes	Hard	cpp
1403	Minimum Subsequence in Non-Increasing Order	Easy	python3
1404	Number of Steps to Reduce a Number in Binary Representation to One	Medium	cpp
1406	Stone Game III	Hard	cpp
1416	Restore The Array	Hard	cpp
1420	Build Array Where You Can Find The Maximum Exactly K Comparisons	Hard	cpp
1425	Constrained Subsequence Sum	Hard	cpp
1431	Kids With the Greatest Number of Candies	Easy	python3
1436	Destination City	Easy	python3
1442	Count Triplets That Can Form Two Arrays of Equal XOR	Medium	cpp
1443	Minimum Time to Collect All Apples in a Tree	Medium	cpp
1444	Number of Ways of Cutting a Pizza	Hard	cpp
1448	Count Good Nodes in Binary Tree	Medium	cpp
1450	Number of Students Doing Homework at a Given Time	Easy	python3
1456	Maximum Number of Vowels in a Substring of Given Length	Medium	cpp
1457	Pseudo-Palindromic Paths in a Binary Tree	Medium	cpp
1458	Max Dot Product of Two Subsequences	Hard	cpp
1460	Make Two Arrays Equal by Reversing Subarrays	Easy	cpp
1464	Maximum Product of Two Elements in an Array	Easy	java
1465	Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts	Medium	python3
1466	Reorder Routes to Make All Paths Lead to the City Zero	Medium	python3
1470	Shuffle the Array	Easy	python3
1472	Design Browser History	Medium	cpp
1480	Running Sum of 1d Array	Easy	python3
1483	Kth Ancestor of a Tree Node	Hard	cpp
1489	Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree	Hard	cpp
1491	Average Salary Excluding the Minimum and Maximum Salary	Easy	cpp
1492	The kth Factor of n	Medium	cpp
1493	Longest Subarray of 1's After Deleting One Element	Medium	cpp
1498	Number of Subsequences That Satisfy the Given Sum Condition	Medium	cpp
1502	Can Make Arithmetic Progression From Sequence	Easy	cpp
1508	Range Sum of Sorted Subarray Sums	Medium	cpp
1509	Minimum Difference Between Largest and Smallest Value in Three Moves	Medium	cpp
1512	Number of Good Pairs	Easy	cpp
1514	Path with Maximum Probability	Medium	cpp
1519	Number of Nodes in the Sub-Tree With the Same Label	Medium	cpp
1523	Count Odd Numbers in an Interval Range	Easy	c
1528	Shuffle String	Easy	python3
1530	Number of Good Leaf Nodes Pairs	Medium	cpp
1534	Count Good Triplets	Easy	python3
1547	Minimum Cost to Cut a Stick	Hard	cpp
1550	Three Consecutive Odds	Easy	cpp
1557	Minimum Number of Vertices to Reach All Nodes	Medium	cpp
1567	Maximum Length of Subarray With Positive Product	Medium	python3
1569	Number of Ways to Reorder Array to Get Same BST	Hard	python3
1572	Matrix Diagonal Sum	Easy	python3
1575	Count All Possible Routes	Hard	cpp
1578	Minimum Time to Make Rope Colorful	Medium	cpp
1579	Remove Max Number of Edges to Keep Graph Fully Traversable	Hard	python3
1584	Min Cost to Connect All Points	Medium	cpp
1588	Sum of All Odd Length Subarrays	Easy	python3
1601	Maximum Number of Achievable Transfer Requests	Hard	cpp
1603	Design Parking System	Easy	cpp
1609	Even Odd Tree	Medium	java
1614	Maximum Nesting Depth of the Parentheses	Easy	java
1615	Maximal Network Rank	Medium	cpp
1631	Path With Minimum Effort	Medium	cpp
1632	Rank Transform of a Matrix	Hard	python3
1636	Sort Array by Increasing Frequency	Easy	cpp
1639	Number of Ways to Form a Target String Given a Dictionary	Hard	cpp
1642	Furthest Building You Can Reach	Medium	cpp
1646	Get Maximum in Generated Array	Easy	python3
1647	Minimum Deletions to Make Character Frequencies Unique	Medium	cpp
1652	Defuse the Bomb	Easy	cpp
1653	Minimum Deletions to Make String Balanced	Medium	cpp
1654	Minimum Jumps to Reach Home	Medium	python3
1657	Determine if Two Strings Are Close	Medium	cpp
1658	Minimum Operations to Reduce X to Zero	Medium	cpp
1662	Check If Two String Arrays are Equivalent	Easy	python3
1664	Ways to Make a Fair Array	Medium	java
1672	Richest Customer Wealth	Easy	python3
1678	Goal Parser Interpretation	Easy	python3
1680	Concatenation of Consecutive Binary Numbers	Medium	cpp
1683	Invalid Tweets	Easy	mysql
1684	Count the Number of Consistent Strings	Easy	cpp
1688	Count of Matches in Tournament	Easy	python3
1695	Maximum Erasure Value	Medium	python3
1697	Checking Existence of Edge Length Limited Paths	Hard	python3
1706	Where Will the Ball Fall	Medium	cpp
1710	Maximum Units on a Truck	Easy	python3
1721	Swapping Nodes in a Linked List	Medium	c
1732	Find the Highest Altitude	Easy	cpp
1748	Sum of Unique Elements	Easy	java
1749	Maximum Absolute Sum of Any Subarray	Medium	java
1751	Maximum Number of Events That Can Be Attended II	Hard	cpp
1757	Recyclable and Low Fat Products	Easy	mysql
1768	Merge Strings Alternately	Easy	cpp
1769	Minimum Number of Operations to Move All Balls to Each Box	Medium	python3
1770	Maximum Score from Performing Multiplication Operations	Hard	cpp
1773	Count Items Matching a Rule	Easy	python3
1779	Find Nearest Point That Has the Same X or Y Coordinate	Easy	c
1790	Check if One String Swap Can Make Strings Equal	Easy	python3
1791	Find Center of Star Graph	Easy	java
1792	Maximum Average Pass Ratio	Medium	java
1799	Maximize Score After N Operations	Hard	python3
1802	Maximum Value at a Given Index in a Bounded Array	Medium	cpp
1812	Determine Color of a Chessboard Square	Easy	python3
1813	Sentence Similarity III	Medium	python3
1814	Count Nice Pairs in an Array	Medium	python3
1819	Number of Different Subsequences GCDs	Hard	cpp
1822	Sign of the Product of an Array	Easy	python3
1823	Find the Winner of the Circular Game	Medium	java
1827	Minimum Operations to Make the Array Increasing	Easy	java
1832	Check if the Sentence Is Pangram	Easy	cpp
1834	Single-Threaded CPU	Medium	python3
1837	Sum of Digits in Base K	Easy	java
1845	Seat Reservation Manager	Medium	cpp
1848	Minimum Distance to the Target Element	Easy	java
1857	Largest Color Value in a Directed Graph	Hard	cpp
1859	Sorting the Sentence	Easy	python3
1870	Minimum Speed to Arrive on Time	Medium	cpp
1877	Minimize Maximum Pair Sum in Array	Medium	python3
1879	Minimum XOR Sum of Two Arrays	Hard	cpp
1894	Find the Student that Will Replace the Chalk	Medium	cpp
1905	Count Sub Islands	Medium	cpp
1911	Maximum Alternating Subsequence Sum	Medium	java
1920	Build Array from Permutation	Easy	python3
1921	Eliminate Maximum Number of Monsters	Medium	cpp
1925	Count Square Sum Triples	Easy	cpp
1926	Nearest Exit from Entrance in Maze	Medium	java
1929	Concatenation of Array	Easy	python3
1930	Unique Length-3 Palindromic Subsequences	Medium	cpp
1937	Maximum Number of Points with Cost	Medium	cpp
1941	Check if All Characters Have Equal Number of Occurrences	Easy	python3
1942	The Number of the Smallest Unoccupied Chair	Medium	cpp
1945	Sum of Digits of String After Convert	Easy	cpp
1947	Maximum Compatibility Score Sum	Medium	python3
1957	Delete Characters to Make Fancy String	Easy	cpp
1964	Find the Longest Valid Obstacle Course at Each Position	Hard	cpp
1970	Last Day Where You Can Still Cross	Hard	cpp
1971	Find if Path Exists in Graph	Easy	python3
1974	Minimum Time to Type Word Using Special Typewriter	Easy	java
1979	Find Greatest Common Divisor of Array	Easy	python3
1985	Find the Kth Largest Integer in the Array	Medium	python3
1991	Find the Middle Index in Array	Easy	java
1992	Find All Groups of Farmland	Medium	python3
1995	Count Special Quadruplets	Easy	java
1996	The Number of Weak Characters in the Game	Medium	cpp
2000	Reverse Prefix of Word	Easy	python3
2006	Count Number of Pairs With Absolute Difference K	Easy	java
2007	Find Original Array From Doubled Array	Medium	cpp
2008	Maximum Earnings From Taxi	Medium	python3
2011	Final Value of Variable After Performing Operations	Easy	python3
2013	Detect Squares	Medium	python3
2016	Maximum Difference Between Increasing Elements	Easy	java
2022	Convert 1D Array Into 2D Array	Easy	cpp
2023	Number of Pairs of Strings With Concatenation Equal to Target	Medium	java
2024	Maximize the Confusion of an Exam	Medium	cpp
2027	Minimum Moves to Convert String	Easy	java
2028	Find Missing Observations	Medium	cpp
2032	Two Out of Three	Easy	python3
2037	Minimum Number of Moves to Seat Everyone	Easy	cpp
2038	Remove Colored Pieces if Both Neighbors are the Same Color	Medium	cpp
2042	Check if Numbers Are Ascending in a Sentence	Easy	python3
2043	Simple Bank System	Medium	cpp
2044	Count Number of Maximum Bitwise-OR Subsets	Medium	cpp
2049	Count Nodes With the Highest Score	Medium	python3
2053	Kth Distinct String in an Array	Easy	cpp
2054	Two Best Non-Overlapping Events	Medium	python
2057	Smallest Index With Equal Value	Easy	python3
2058	Find the Minimum and Maximum Number of Nodes Between Critical Points	Medium	python3
2059	Minimum Operations to Convert Number	Medium	java
2062	Count Vowel Substrings of a String	Easy	python3
2065	Maximum Path Quality of a Graph	Hard	java
2068	Check Whether Two Strings are Almost Equivalent	Easy	java
2069	Walking Robot Simulation II	Medium	java
2070	Most Beautiful Item for Each Query	Medium	java
2073	Time Needed to Buy Tickets	Easy	java
2078	Two Furthest Houses With Different Colors	Easy	java
2079	Watering Plants	Medium	java
2080	Range Frequency Queries	Medium	java
2085	Count Common Words With One Occurrence	Easy	java
2086	Minimum Number of Food Buckets to Feed the Hamsters	Medium	java
2087	Minimum Cost Homecoming of a Robot in a Grid	Medium	java
2089	Find Target Indices After Sorting Array	Easy	java
2090	K Radius Subarray Averages	Medium	cpp
2091	Removing Minimum and Maximum From Array	Medium	java
2094	Finding 3-Digit Even Numbers	Easy	java
2095	Delete the Middle Node of a Linked List	Medium	java
2099	Find Subsequence of Length K With the Largest Sum	Easy	cpp
2101	Detonate the Maximum Bombs	Medium	cpp
2103	Rings and Rods	Easy	java
2104	Sum of Subarray Ranges	Medium	java
2105	Watering Plants II	Medium	java
2108	Find First Palindromic String in the Array	Easy	java
2109	Adding Spaces to a String	Medium	java
2110	Number of Smooth Descent Periods of a Stock	Medium	java
2114	Maximum Number of Words Found in Sentences	Easy	java
2115	Find All Possible Recipes from Given Supplies	Medium	python3
2119	A Number After a Double Reversal	Easy	python3
2120	Execution of All Suffix Instructions Staying in a Grid	Medium	python3
2124	Check if All A's Appears Before All B's	Easy	java
2125	Number of Laser Beams in a Bank	Medium	java
2126	Destroying Asteroids	Medium	java
2129	Capitalize the Title	Easy	java
2130	Maximum Twin Sum of a Linked List	Medium	cpp
2131	Longest Palindrome by Concatenating Two Letter Words	Medium	java
2133	Check if Every Row and Column Contains All Numbers	Easy	java
2134	Minimum Swaps to Group All 1's Together II	Medium	cpp
2139	Minimum Moves to Reach Target Score	Medium	python3
2140	Solving Questions With Brainpower	Medium	python3
2141	Maximum Running Time of N Computers	Hard	cpp
2144	Minimum Cost of Buying Candies With Discount	Easy	java
2145	Count the Hidden Sequences	Medium	java
2146	K Highest Ranked Items Within a Price Range	Medium	java
2148	Count Elements With Strictly Smaller and Greater Elements	Easy	python3
2149	Rearrange Array Elements by Sign	Medium	python3
2150	Find All Lonely Numbers in the Array	Medium	python3
2154	Keep Multiplying Found Values by Two	Easy	python3
2155	All Divisions With the Highest Score of a Binary Array	Medium	python3
2160	Minimum Sum of Four Digit Number After Splitting Digits	Easy	python3
2161	Partition Array According to Given Pivot	Medium	python3
2162	Minimum Cost to Set Cooking Time	Medium	python3
2176	Count Equal and Divisible Pairs in an Array	Easy	python3
2177	Find Three Consecutive Integers That Sum to a Given Number	Medium	python3
2180	Count Integers With Even Digit Sum	Easy	python3
2181	Merge Nodes in Between Zeros	Medium	python3
2183	Count Array Pairs Divisible by K	Hard	cpp
2185	Counting Words With a Given Prefix	Easy	java
2186	Minimum Number of Steps to Make Two Strings Anagram II	Medium	java
2187	Minimum Time to Complete Trips	Medium	java
2190	Most Frequent Number Following Key In an Array	Easy	java
2191	Sort the Jumbled Numbers	Medium	cpp
2192	All Ancestors of a Node in a Directed Acyclic Graph	Medium	cpp
2194	Cells in a Range on an Excel Sheet	Easy	java
2196	Create Binary Tree From Descriptions	Medium	java
2200	Find All K-Distant Indices in an Array	Easy	java
2201	Count Artifacts That Can Be Extracted	Medium	java
2206	Divide Array Into Equal Pairs	Easy	java
2207	Maximize Number of Subsequences in a String	Medium	java
2208	Minimum Operations to Halve Array Sum	Medium	java
2210	Count Hills and Valleys in an Array	Easy	python3
2211	Count Collisions on a Road	Medium	python3
2212	Maximum Points in an Archery Competition	Medium	python3
2213	Longest Substring of One Repeating Character	Hard	cpp
2215	Find the Difference of Two Arrays	Easy	python3
2216	Minimum Deletions to Make Array Beautiful	Medium	java
2218	Maximum Value of K Coins From Piles	Hard	cpp
2220	Minimum Bit Flips to Convert Number	Easy	cpp
2221	Find Triangular Sum of an Array	Medium	python3
2222	Number of Ways to Select Buildings	Medium	python3
2223	Sum of Scores of Built Strings	Hard	cpp
2225	Find Players With Zero or One Losses	Medium	python3
2226	Maximum Candies Allocated to K Children	Medium	python3
2233	Maximum Product After K Increments	Medium	python3
2239	Find Closest Number to Zero	Easy	python3
2240	Number of Ways to Buy Pens and Pencils	Medium	python3
2241	Design an ATM Machine	Medium	python3
2244	Minimum Rounds to Complete All Tasks	Medium	python3
2246	Longest Path With Different Adjacent Characters	Hard	cpp
2248	Intersection of Multiple Arrays	Easy	python3
2249	Count Lattice Points Inside a Circle	Medium	python3
2255	Count Prefixes of a Given String	Easy	python3
2256	Minimum Average Difference	Medium	python3
2257	Count Unguarded Cells in the Grid	Medium	python3
2258	Escape the Spreading Fire	Hard	python3
2259	Remove Digit From Number to Maximize Result	Easy	python3
2260	Minimum Consecutive Cards to Pick Up	Medium	python3
2264	Largest 3-Same-Digit Number in String	Easy	python3
2265	Count Nodes Equal to Average of Subtree	Medium	python3
2266	Count Number of Texts	Medium	python3
2267	Check if There Is a Valid Parentheses String Path	Hard	python3
2269	Find the K-Beauty of a Number	Easy	python3
2270	Number of Ways to Split Array	Medium	python3
2271	Maximum White Tiles Covered by a Carpet	Medium	python3
2272	Substring With Largest Variance	Hard	cpp
2273	Find Resultant Array After Removing Anagrams	Easy	python3
2274	Maximum Consecutive Floors Without Special Floors	Medium	python3
2278	Percentage of Letter in String	Easy	python3
2279	Maximum Bags With Full Capacity of Rocks	Medium	python3
2280	Minimum Lines to Represent a Line Chart	Medium	python3
2283	Check if Number Has Equal Digit Count and Digit Value	Easy	python3
2284	Sender With Largest Word Count	Medium	python3
2285	Maximum Total Importance of Roads	Medium	cpp
2286	Booking Concert Tickets in Groups	Hard	cpp
2287	Rearrange Characters to Make Target String	Easy	python3
2288	Apply Discount to Prices	Medium	python3
2290	Minimum Obstacle Removal to Reach Corner	Hard	python3
2293	Min Max Game	Easy	python3
2294	Partition Array Such That Maximum Difference Is K	Medium	python3
2295	Replace Elements in an Array	Medium	python3
2299	Strong Password Checker II	Easy	python3
2300	Successful Pairs of Spells and Potions	Medium	cpp
2301	Match Substring After Replacement	Hard	python3
2302	Count Subarrays With Score Less Than K	Hard	python3
2303	Calculate Amount Paid in Taxes	Easy	python3
2304	Minimum Path Cost in a Grid	Medium	python3
2305	Fair Distribution of Cookies	Medium	cpp
2309	Greatest English Letter in Upper and Lower Case	Easy	python3
2310	Sum of Numbers With Units Digit K	Medium	python3
2311	Longest Binary Subsequence Less Than or Equal to K	Medium	python3
2312	Selling Pieces of Wood	Hard	python3
2315	Count Asterisks	Easy	python3
2316	Count Unreachable Pairs of Nodes in an Undirected Graph	Medium	cpp
2317	Maximum XOR After Operations	Medium	python3
2325	Decode the Message	Easy	python3
2326	Spiral Matrix IV	Medium	cpp
2328	Number of Increasing Paths in a Grid	Hard	cpp
2331	Evaluate Boolean Binary Tree	Easy	python3
2332	The Latest Time to Catch a Bus	Medium	python3
2335	Minimum Amount of Time to Fill Cups	Easy	python3
2336	Smallest Number in Infinite Set	Medium	cpp
2337	Move Pieces to Obtain a String	Medium	python3
2341	Maximum Number of Pairs in Array	Easy	python3
2342	Max Sum of a Pair With Equal Sum of Digits	Medium	python3
2343	Query Kth Smallest Trimmed Number	Medium	python3
2344	Minimum Deletions to Make Array Divisible	Hard	python3
2347	Best Poker Hand	Easy	python3
2348	Number of Zero-Filled Subarrays	Medium	python3
2349	Design a Number Container System	Medium	python3
2350	Shortest Impossible Sequence of Rolls	Hard	python3
2351	First Letter to Appear Twice	Easy	python3
2352	Equal Row and Column Pairs	Medium	cpp
2353	Design a Food Rating System	Medium	python3
2354	Number of Excellent Pairs	Hard	python3
2357	Make Array Zero by Subtracting Equal Amounts	Easy	python3
2358	Maximum Number of Groups Entering a Competition	Medium	python3
2359	Find Closest Node to Given Two Nodes	Medium	python3
2360	Longest Cycle in a Graph	Hard	python3
2363	Merge Similar Items	Easy	python3
2364	Count Number of Bad Pairs	Medium	python3
2365	Task Scheduler II	Medium	python3
2366	Minimum Replacements to Sort the Array	Hard	python3
2367	Number of Arithmetic Triplets	Easy	python3
2368	Reachable Nodes With Restrictions	Medium	python3
2369	Check if There is a Valid Partition For The Array	Medium	cpp
2370	Longest Ideal Subsequence	Medium	python3
2373	Largest Local Values in a Matrix	Easy	python3
2374	Node With Highest Edge Score	Medium	python3
2375	Construct Smallest Number From DI String	Medium	python3
2379	Minimum Recolors to Get K Consecutive Black Blocks	Easy	python3
2380	Time Needed to Rearrange a Binary String	Medium	python3
2381	Shifting Letters II	Medium	python3
2383	Minimum Hours of Training to Win a Competition	Easy	cpp
2384	Largest Palindromic Number	Medium	cpp
2385	Amount of Time for Binary Tree to Be Infected	Medium	cpp
2386	Find the K-Sum of an Array	Hard	cpp
2389	Longest Subsequence With Limited Sum	Easy	cpp
2390	Removing Stars From a String	Medium	cpp
2391	Minimum Amount of Time to Collect Garbage	Medium	cpp
2395	Find Subarrays With Equal Sum	Easy	python3
2396	Strictly Palindromic Number	Medium	python3
2397	Maximum Rows Covered by Columns	Medium	python3
2398	Maximum Number of Robots Within Budget	Hard	python3
2399	Check Distances Between Same Letters	Easy	cpp
2400	Number of Ways to Reach a Position After Exactly k Steps	Medium	cpp
2401	Longest Nice Subarray	Medium	cpp
2402	Meeting Rooms III	Hard	cpp
2404	Most Frequent Even Element	Easy	cpp
2405	Optimal Partition of String	Medium	cpp
2406	Divide Intervals Into Minimum Number of Groups	Medium	cpp
2407	Longest Increasing Subsequence II	Hard	cpp
2409	Count Days Spent Together	Easy	python3
2410	Maximum Matching of Players With Trainers	Medium	cpp
2411	Smallest Subarrays With Maximum Bitwise OR	Medium	cpp
2412	Minimum Money Required Before Transactions	Hard	cpp
2413	Smallest Even Multiple	Easy	cpp
2414	Length of the Longest Alphabetical Continuous Substring	Medium	cpp
2415	Reverse Odd Levels of Binary Tree	Medium	cpp
2418	Sort the People	Easy	cpp
2419	Longest Subarray With Maximum Bitwise AND	Medium	cpp
2420	Find All Good Indices	Medium	cpp
2421	Number of Good Paths	Hard	cpp
2424	Longest Uploaded Prefix	Medium	cpp
2425	Bitwise XOR of All Pairings	Medium	cpp
2426	Number of Pairs Satisfying Inequality	Hard	python3
2427	Number of Common Factors	Easy	cpp
2428	Maximum Sum of an Hourglass	Medium	cpp
2429	Minimize XOR	Medium	cpp
2432	The Employee That Worked on the Longest Task	Easy	cpp
2433	Find The Original Array of Prefix Xor	Medium	cpp
2437	Number of Valid Clock Times	Easy	python3
2438	Range Product Queries of Powers	Medium	python3
2439	Minimize Maximum of Array	Medium	cpp
2441	Largest Positive Integer That Exists With Its Negative	Easy	cpp
2442	Count Number of Distinct Integers After Reverse Operations	Medium	cpp
2443	Sum of Number and Its Reverse	Medium	python3
2447	Number of Subarrays With GCD Equal to K	Medium	cpp
2448	Minimum Cost to Make Array Equal	Hard	cpp
2451	Odd String Difference	Easy	python3
2452	Words Within Two Edits of Dictionary	Medium	python3
2453	Destroy Sequential Targets	Medium	python3
2455	Average Value of Even Numbers That Are Divisible by Three	Easy	python3
2456	Most Popular Video Creator	Medium	python3
2460	Apply Operations to an Array	Easy	cpp
2461	Maximum Sum of Distinct Subarrays With Length K	Medium	cpp
2462	Total Cost to Hire K Workers	Medium	cpp
2463	Minimum Total Distance Traveled	Hard	cpp
2465	Number of Distinct Averages	Easy	cpp
2466	Count Ways To Build Good Strings	Medium	python3
2467	Most Profitable Path in a Tree	Medium	cpp
2469	Convert the Temperature	Easy	cpp
2470	Number of Subarrays With LCM Equal to K	Medium	cpp
2471	Minimum Number of Operations to Sort a Binary Tree by Level	Medium	cpp
2472	Maximum Number of Non-overlapping Palindrome Substrings	Hard	cpp
2475	Number of Unequal Triplets in Array	Easy	cpp
2476	Closest Nodes Queries in a Binary Search Tree	Medium	cpp
2481	Minimum Cuts to Divide a Circle	Easy	cpp
2482	Difference Between Ones and Zeros in Row and Column	Medium	cpp
2483	Minimum Penalty for a Shop	Medium	cpp
2485	Find the Pivot Integer	Easy	cpp
2486	Append Characters to String to Make Subsequence	Medium	cpp
2487	Remove Nodes From Linked List	Medium	cpp
2488	Count Subarrays With Median K	Hard	python3
2490	Circular Sentence	Easy	python3
2491	Divide Players Into Teams of Equal Skill	Medium	cpp
2492	Minimum Score of a Path Between Two Cities	Medium	cpp
2493	Divide Nodes Into the Maximum Number of Groups	Hard	cpp
2496	Maximum Value of a String in an Array	Easy	cpp
2497	Maximum Star Sum of a Graph	Medium	cpp
2498	Frog Jump II	Medium	cpp
2500	Delete Greatest Value in Each Row	Easy	cpp
2501	Longest Square Streak in an Array	Medium	cpp
2502	Design Memory Allocator	Medium	cpp
2503	Maximum Number of Points From Grid Queries	Hard	cpp
2506	Count Pairs Of Similar Strings	Easy	cpp
2507	Smallest Value After Replacing With Sum of Prime Factors	Medium	cpp
2508	Add Edges to Make Degrees of All Nodes Even	Hard	cpp
2509	Cycle Length Queries in a Tree	Hard	cpp
2511	Maximum Enemy Forts That Can Be Captured	Easy	cpp
2512	Reward Top K Students	Medium	python3
2513	Minimize the Maximum of Two Arrays	Medium	cpp
2514	Count Anagrams	Hard	python3
2515	Shortest Distance to Target String in a Circular Array	Easy	python3
2516	Take K of Each Character From Left and Right	Medium	python3
2517	Maximum Tastiness of Candy Basket	Medium	python3
2520	Count the Digits That Divide a Number	Easy	cpp
2521	Distinct Prime Factors of Product of Array	Medium	cpp
2522	Partition String Into Substrings With Values at Most K	Medium	cpp
2523	Closest Prime Numbers in Range	Medium	cpp
2525	Categorize Box According to Criteria	Easy	cpp
2526	Find Consecutive Integers from a Data Stream	Medium	cpp
2527	Find Xor-Beauty of Array	Medium	cpp
2529	Maximum Count of Positive Integer and Negative Integer	Easy	cpp
2530	Maximal Score After Applying K Operations	Medium	cpp
2531	Make Number of Distinct Characters Equal	Medium	cpp
2535	Difference Between Element Sum and Digit Sum of an Array	Easy	cpp
2536	Increment Submatrices by One	Medium	cpp
2537	Count the Number of Good Subarrays	Medium	cpp
2540	Minimum Common Value	Easy	python3
2541	Minimum Operations to Make Array Equal II	Medium	python3
2542	Maximum Subsequence Score	Medium	cpp
2543	Check if Point Is Reachable	Hard	python3
2544	Alternating Digit Sum	Easy	python3
2545	Sort the Students by Their Kth Score	Medium	python3
2546	Apply Bitwise Operations to Make Strings Equal	Medium	python3
2547	Minimum Cost to Split an Array	Hard	cpp
2549	Count Distinct Numbers on Board	Easy	cpp
2550	Count Collisions of Monkeys on a Polygon	Medium	python3
2551	Put Marbles in Bags	Hard	cpp
2552	Count Increasing Quadruplets	Hard	cpp
2553	Separate the Digits in an Array	Easy	python3
2554	Maximum Number of Integers to Choose From a Range I	Medium	python3
2555	Maximize Win From Two Segments	Medium	python3
2556	Disconnect Path in a Binary Matrix by at Most One Flip	Medium	cpp
2558	Take Gifts From the Richest Pile	Easy	cpp
2559	Count Vowel Strings in Ranges	Medium	cpp
2560	House Robber IV	Medium	python3
2561	Rearranging Fruits	Hard	python3
2562	Find the Array Concatenation Value	Easy	python3
2563	Count the Number of Fair Pairs	Medium	cpp
2564	Substring XOR Queries	Medium	cpp
2566	Maximum Difference by Remapping a Digit	Easy	python3
2567	Minimum Score by Changing Two Elements	Medium	python3
2568	Minimum Impossible OR	Medium	cpp
2569	Handling Sum Queries After Update	Hard	cpp
2570	Merge Two 2D Arrays by Summing Values	Easy	python3
2571	Minimum Operations to Reduce an Integer to 0	Medium	python3
2572	Count the Number of Square-Free Subsets	Medium	cpp
2574	Left and Right Sum Differences	Easy	python3
2575	Find the Divisibility Array of a String	Medium	python3
2576	Find the Maximum Number of Marked Indices	Medium	cpp
2577	Minimum Time to Visit a Cell In a Grid	Hard	cpp
2578	Split With Minimum Sum	Easy	python3
2579	Count Total Number of Colored Cells	Medium	python3
2580	Count Ways to Group Overlapping Ranges	Medium	cpp
2581	Count Number of Possible Root Nodes	Hard	cpp
2582	Pass the Pillow	Easy	python3
2583	Kth Largest Sum in a Binary Tree	Medium	cpp
2584	Split the Array to Make Coprime Products	Hard	cpp
2585	Number of Ways to Earn Points	Hard	cpp
2586	Count the Number of Vowel Strings in Range	Easy	python3
2587	Rearrange Array to Maximize Prefix Score	Medium	cpp
2588	Count the Number of Beautiful Subarrays	Medium	cpp
2589	Minimum Time to Complete All Tasks	Hard	cpp
2591	Distribute Money to Maximum Children	Easy	cpp
2592	Maximize Greatness of an Array	Medium	cpp
2593	Find Score of an Array After Marking All Elements	Medium	cpp
2594	Minimum Time to Repair Cars	Medium	cpp
2595	Number of Even and Odd Bits	Easy	python3
2596	Check Knight Tour Configuration	Medium	cpp
2597	The Number of Beautiful Subsets	Medium	cpp
2598	Smallest Missing Non-negative Integer After Operations	Medium	cpp
2600	K Items With the Maximum Sum	Easy	python3
2601	Prime Subtraction Operation	Medium	cpp
2602	Minimum Operations to Make All Array Elements Equal	Medium	cpp
2605	Form Smallest Number From Two Digit Arrays	Easy	python3
2606	Find the Substring With Maximum Cost	Medium	python3
2607	Make K-Subarray Sums Equal	Medium	python3
2608	Shortest Cycle in a Graph	Hard	cpp
2609	Find the Longest Balanced Substring of a Binary String	Easy	python3
2610	Convert an Array Into a 2D Array With Conditions	Medium	python3
2611	Mice and Cheese	Medium	python3
2614	Prime In Diagonal	Easy	cpp
2615	Sum of Distances	Medium	cpp
2616	Minimize the Maximum Difference of Pairs	Medium	python3
2617	Minimum Number of Visited Cells in a Grid	Hard	cpp
2620	Counter	Easy	javascript
2626	Array Reduce Transformation	Easy	javascript
2634	Filter Elements from Array	Easy	javascript
2635	Apply Transform Over Each Element in Array	Easy	javascript
2639	Find the Width of Columns of a Grid	Easy	cpp
2640	Find the Score of All Prefixes of an Array	Medium	cpp
2641	Cousins in Binary Tree II	Medium	cpp
2642	Design Graph With Shortest Path Calculator	Hard	cpp
2643	Row With Maximum Ones	Easy	python3
2644	Find the Maximum Divisibility Score	Easy	cpp
2645	Minimum Additions to Make Valid String	Medium	python3
2646	Minimize the Total Price of the Trips	Hard	cpp
2651	Calculate Delayed Arrival Time	Easy	cpp
2652	Sum Multiples	Easy	cpp
2653	Sliding Subarray Beauty	Medium	python3
2654	Minimum Number of Operations to Make All Array Elements Equal to 1	Medium	python3
2656	Maximum Sum With Exactly K Elements	Easy	python3
2657	Find the Prefix Common Array of Two Arrays	Medium	python3
2658	Maximum Number of Fish in a Grid	Medium	python3
2659	Make Array Empty	Hard	python3
2660	Determine the Winner of a Bowling Game	Easy	python3
2661	First Completely Painted Row or Column	Medium	python3
2662	Minimum Cost of a Path With Special Roads	Medium	cpp
2663	Lexicographically Smallest Beautiful String	Hard	python3
2665	Counter II	Easy	javascript
2667	Create Hello World Function	Easy	javascript
2670	Find the Distinct Difference Array	Easy	python3
2671	Frequency Tracker	Medium	python3
2672	Number of Adjacent Elements With the Same Color	Medium	python3
2673	Make Costs of Paths Equal in a Binary Tree	Medium	python3
2678	Number of Senior Citizens	Easy	cpp
2679	Sum in a Matrix	Medium	python3
2680	Maximum OR	Medium	cpp
2681	Power of Heroes	Hard	python3
2682	Find the Losers of the Circular Game	Easy	cpp
2683	Neighboring Bitwise XOR	Medium	cpp
2684	Maximum Number of Moves in a Grid	Medium	cpp
2685	Count the Number of Complete Components	Medium	python3
2696	Minimum String Length After Removing Substrings	Easy	cpp
2697	Lexicographically Smallest Palindrome	Easy	cpp
2698	Find the Punishment Number of an Integer	Medium	python3
2699	Modify Graph Edge Weights	Hard	cpp
2704	To Be Or Not To Be	Easy	javascript
2706	Buy Two Chocolates	Easy	python3
2707	Extra Characters in a String	Medium	cpp
2708	Maximum Strength of a Group	Medium	cpp
2709	Greatest Common Divisor Traversal	Hard	cpp
2710	Remove Trailing Zeros From a String	Easy	cpp
2711	Difference of Number of Distinct Values on Diagonals	Medium	cpp
2712	Minimum Cost to Make All Characters Equal	Medium	cpp
2716	Minimize String Length	Easy	python3
2717	Semi-Ordered Permutation	Easy	cpp
2718	Sum of Matrix After Queries	Medium	cpp
2719	Count of Integers	Hard	cpp
2729	Check if The Number is Fascinating	Easy	python3
2730	Find the Longest Semi-Repetitive Substring	Medium	python3
2731	Movement of Robots	Medium	cpp
2732	Find a Good Subset of the Matrix	Hard	cpp
2733	Neither Minimum nor Maximum	Easy	python3
2734	Lexicographically Smallest String After Substring Operation	Medium	cpp
2735	Collecting Chocolates	Medium	cpp
2736	Maximum Sum Queries	Hard	cpp
2739	Total Distance Traveled	Easy	cpp
2740	Find the Value of the Partition	Medium	cpp
2741	Special Permutations	Medium	cpp
2742	Painting the Walls	Hard	cpp
2744	Find Maximum Number of String Pairs	Easy	cpp
2745	Construct the Longest New String	Medium	cpp
2746	Decremental String Concatenation	Medium	cpp
2747	Count Zero Request Servers	Medium	python3
2748	Number of Beautiful Pairs	Easy	python3
2749	Minimum Operations to Make the Integer Zero	Medium	python3
2750	Ways to Split Array Into Good Subarrays	Medium	python3
2751	Robot Collisions	Hard	python3
2760	Longest Even Odd Subarray With Threshold	Easy	cpp
2761	Prime Pairs With Target Sum	Medium	cpp
2762	Continuous Subarrays	Medium	cpp
2763	Sum of Imbalance Numbers of All Subarrays	Hard	cpp
2765	Longest Alternating Subarray	Easy	cpp
2766	Relocate Marbles	Medium	cpp
2767	Partition String Into Minimum Beautiful Substrings	Medium	cpp
2768	Number of Black Blocks	Medium	cpp
2769	Find the Maximum Achievable Number	Easy	cpp
2770	Maximum Number of Jumps to Reach the Last Index	Medium	cpp
2771	Longest Non-decreasing Subarray From Two Arrays	Medium	cpp
2772	Apply Operations to Make All Array Elements Equal to Zero	Medium	cpp
2778	Sum of Squares of Special Elements	Easy	cpp
2779	Maximum Beauty of an Array After Applying Operation	Medium	cpp
2780	Minimum Index of a Valid Split	Medium	cpp
2781	Length of the Longest Valid Substring	Hard	cpp
2784	Check if Array is Good	Easy	cpp
2785	Sort Vowels in a String	Medium	cpp
2786	Visit Array Positions to Maximize Score	Medium	cpp
2787	Ways to Express an Integer as Sum of Powers	Medium	cpp
2788	Split Strings by Separator	Easy	python3
2789	Largest Element in an Array after Merge Operations	Medium	python3
2791	Count Paths That Can Form a Palindrome in a Tree	Hard	cpp
2798	Number of Employees Who Met the Target	Easy	python3
2799	Count Complete Subarrays in an Array	Medium	python3
2800	Shortest String That Contains Three Strings	Medium	python3
2801	Count Stepping Numbers in Range	Hard	python3
2806	Account Balance After Rounded Purchase	Easy	cpp
2807	Insert Greatest Common Divisors in Linked List	Medium	cpp
2808	Minimum Seconds to Equalize a Circular Array	Medium	cpp
2809	Minimum Time to Make Array Sum At Most x	Hard	cpp
2810	Faulty Keyboard	Easy	cpp
2811	Check if it is Possible to Split Array	Medium	cpp
2812	Find the Safest Path in a Grid	Medium	python3
2813	Maximum Elegance of a K-Length Subsequence	Hard	python3
2815	Max Pair Sum in an Array	Easy	python3
2816	Double a Number Represented as a Linked List	Medium	python3
2817	Minimum Absolute Difference Between Elements With Constraint	Medium	cpp
2818	Apply Operations to Maximize Score	Hard	cpp
2824	Count Pairs Whose Sum is Less than Target	Easy	cpp
2825	Make String a Subsequence Using Cyclic Increments	Medium	python3
2826	Sorting Three Groups	Medium	python3
2827	Number of Beautiful Integers in the Range	Hard	python3
2828	Check if a String Is an Acronym of Words	Easy	cpp
2829	Determine the Minimum Sum of a k-avoiding Array	Medium	cpp
2830	Maximize the Profit as the Salesman	Medium	cpp
2831	Find the Longest Equal Subarray	Medium	cpp
2833	Furthest Point From Origin	Easy	python3
2834	Find the Minimum Possible Sum of a Beautiful Array	Medium	python3
2835	Minimum Operations to Form Subsequence With Target Sum	Hard	python3
2836	Maximize Value of Function in a Ball Passing Game	Hard	python3
2839	Check if Strings Can be Made Equal With Operations I	Easy	cpp
2840	Check if Strings Can be Made Equal With Operations II	Medium	cpp
2841	Maximum Sum of Almost Unique Subarray	Medium	cpp
2842	Count K-Subsequences of a String With Maximum Beauty	Hard	cpp
2843	Count Symmetric Integers	Easy	cpp
2844	Minimum Operations to Make a Special Number	Medium	cpp
2845	Count of Interesting Subarrays	Medium	cpp
2846	Minimum Edge Weight Equilibrium Queries in a Tree	Hard	cpp
2848	Points That Intersect With Cars	Easy	cpp
2849	Determine if a Cell Is Reachable at a Given Time	Medium	cpp
2850	Minimum Moves to Spread Stones Over Grid	Medium	cpp
2855	Minimum Right Shifts to Sort the Array	Easy	cpp
2856	Minimum Array Length After Pair Removals	Medium	cpp
2857	Count Pairs of Points With Distance k	Medium	cpp
2858	Minimum Edge Reversals So Every Node Is Reachable	Hard	cpp
2859	Sum of Values at Indices With K Set Bits	Easy	cpp
2860	Happy Students	Medium	cpp
2861	Maximum Number of Alloys	Medium	cpp
2862	Maximum Element-Sum of a Complete Subset of Indices	Hard	cpp
2864	Maximum Odd Binary Number	Easy	cpp
2865	Beautiful Towers I	Medium	cpp
2866	Beautiful Towers II	Medium	cpp
2867	Count Valid Paths in a Tree	Hard	cpp
2869	Minimum Operations to Collect Elements	Easy	cpp
2870	Minimum Number of Operations to Make Array Empty	Medium	cpp
2871	Split Array Into Maximum Number of Subarrays	Medium	cpp
2872	Maximum Number of K-Divisible Components	Hard	cpp
2873	Maximum Value of an Ordered Triplet I	Easy	cpp
2874	Maximum Value of an Ordered Triplet II	Medium	cpp
2875	Minimum Size Subarray in Infinite Array	Medium	cpp
2876	Count Visited Nodes in a Directed Graph	Hard	cpp
2894	Divisible and Non-divisible Sums Difference	Easy	cpp
2895	Minimum Processing Time	Medium	cpp
2899	Last Visited Integers	Easy	cpp
2900	Longest Unequal Adjacent Groups Subsequence I	Easy	cpp
2901	Longest Unequal Adjacent Groups Subsequence II	Medium	cpp
2904	Shortest and Lexicographically Smallest Beautiful String	Medium	cpp
2908	Minimum Sum of Mountain Triplets I	Easy	cpp
2909	Minimum Sum of Mountain Triplets II	Medium	cpp
2917	Find the K-or of an Array	Easy	cpp
2918	Minimum Equal Sum of Two Arrays After Replacing Zeros	Medium	cpp
2919	Minimum Increment Operations to Make Array Beautiful	Medium	cpp
2920	Maximum Points After Collecting Coins From All Nodes	Hard	cpp
2923	Find Champion I	Easy	cpp
2924	Find Champion II	Medium	cpp
2925	Maximum Score After Applying Operations on a Tree	Medium	cpp
2926	Maximum Balanced Subsequence Sum	Hard	cpp
2930	Number of Strings Which Can Be Rearranged to Contain Substring	Medium	cpp
2931	Maximum Spending After Buying Items	Hard	cpp
2932	Maximum Strong Pair XOR I	Easy	cpp
2933	High-Access Employees	Medium	python3
2934	Minimum Operations to Maximize Last Elements in Arrays	Medium	cpp
2937	Make Three Strings Equal	Easy	cpp
2938	Separate Black and White Balls	Medium	cpp
2939	Maximum Xor Product	Medium	cpp
2940	Find Building Where Alice and Bob Can Meet	Hard	cpp
2942	Find Words Containing Character	Easy	cpp
2943	Maximize Area of Square Hole in Grid	Medium	cpp
2944	Minimum Number of Coins for Fruits	Medium	cpp
2946	Matrix Similarity After Cyclic Shifts	Easy	cpp
2948	Make Lexicographically Smallest Array by Swapping Elements	Medium	cpp
2951	Find the Peaks	Easy	cpp
2952	Minimum Number of Coins to be Added	Medium	cpp
2956	Find Common Elements Between Two Arrays	Easy	cpp
2957	Remove Adjacent Almost-Equal Characters	Medium	cpp
2958	Length of Longest Subarray With at Most K Frequency	Medium	cpp
2959	Number of Possible Sets of Closing Branches	Hard	cpp
2960	Count Tested Devices After Test Operations	Easy	cpp
2961	Double Modular Exponentiation	Medium	cpp
2963	Count the Number of Good Partitions	Hard	cpp
2965	Find Missing and Repeated Values	Easy	cpp
2966	Divide Array Into Arrays With Max Difference	Medium	cpp
2967	Minimum Cost to Make Array Equalindromic	Medium	cpp
2970	Count the Number of Incremovable Subarrays I	Easy	cpp
2971	Find Polygon With the Largest Perimeter	Medium	cpp
2973	Find Number of Coins to Place in Tree Nodes	Hard	cpp
2974	Minimum Number Game	Easy	cpp
2975	Maximum Square Area by Removing Fences From a Field	Medium	cpp
2976	Minimum Cost to Convert String I	Medium	cpp
2980	Check if Bitwise OR Has Trailing Zeros	Easy	cpp
2981	Find Longest Special Substring That Occurs Thrice I	Medium	cpp
2982	Find Longest Special Substring That Occurs Thrice II	Medium	cpp
2996	Smallest Missing Integer Greater Than Sequential Prefix Sum	Easy	cpp
2997	Minimum Number of Operations to Make Array XOR Equal to K	Medium	cpp
2998	Minimum Number of Operations to Make X and Y Equal	Medium	cpp
2999	Count the Number of Powerful Integers	Hard	cpp
3000	Maximum Area of Longest Diagonal Rectangle	Easy	cpp
3002	Maximum Size of a Set After Removals	Medium	cpp
3003	Maximize the Number of Partitions After Operations	Hard	cpp
3005	Count Elements With Maximum Frequency	Easy	python3
3006	Find Beautiful Indices in the Given Array I	Medium	cpp
3008	Find Beautiful Indices in the Given Array II	Hard	cpp
3014	Minimum Number of Pushes to Type Word I	Easy	cpp
3016	Minimum Number of Pushes to Type Word II	Medium	cpp
3019	Number of Changing Keys	Easy	cpp
3020	Find the Maximum Number of Elements in Subset	Medium	cpp
3021	Alice and Bob Playing Flower Game	Medium	cpp
3022	Minimize OR of Remaining Elements Using Operations	Hard	cpp
3024	Type of Triangle	Easy	cpp
3025	Find the Number of Ways to Place People I	Medium	cpp
3026	Maximum Good Subarray Sum	Medium	cpp
3027	Find the Number of Ways to Place People II	Hard	cpp
3028	Ant on the Boundary	Easy	cpp
3029	Minimum Time to Revert Word to Initial State I	Medium	cpp
3030	Find the Grid of Region Average	Medium	cpp
3031	Minimum Time to Revert Word to Initial State II	Hard	cpp
3033	Modify the Matrix	Easy	cpp
3034	Number of Subarrays That Match a Pattern I	Medium	cpp
3035	Maximum Palindromes After Operations	Medium	cpp
3036	Number of Subarrays That Match a Pattern II	Hard	cpp
3038	Maximum Number of Operations With the Same Score I	Easy	cpp
3039	Apply Operations to Make String Empty	Medium	cpp
3040	Maximum Number of Operations With the Same Score II	Medium	cpp
3041	Maximize Consecutive Elements in an Array After Modification	Hard	cpp
3042	Count Prefix and Suffix Pairs I	Easy	cpp
3043	Find the Length of the Longest Common Prefix	Medium	cpp
3044	Most Frequent Prime	Medium	cpp
3045	Count Prefix and Suffix Pairs II	Hard	cpp
3046	Split the Array	Easy	cpp
3047	Find the Largest Area of Square Inside Two Rectangles	Medium	cpp
3048	Earliest Second to Mark Indices I	Medium	cpp
3065	Minimum Operations to Exceed Threshold Value I	Easy	cpp
3066	Minimum Operations to Exceed Threshold Value II	Medium	cpp
3067	Count Pairs of Connectable Servers in a Weighted Tree Network	Medium	cpp
3068	Find the Maximum Sum of Node Values	Hard	cpp
3069	Distribute Elements Into Two Arrays I	Easy	cpp
3070	Count Submatrices with Top-Left Element and Sum Less Than k	Medium	cpp
3071	Minimum Operations to Write the Letter Y on a Grid	Medium	cpp
3072	Distribute Elements Into Two Arrays II	Hard	cpp
3074	Apple Redistribution into Boxes	Easy	cpp
3075	Maximize Happiness of Selected Children	Medium	cpp
3076	Shortest Uncommon Substring in an Array	Medium	cpp
3079	Find the Sum of Encrypted Integers	Easy	cpp
3080	Mark Elements on Array by Performing Queries	Medium	cpp
3081	Replace Question Marks in String to Minimize Its Value	Medium	cpp
3082	Find the Sum of the Power of All Subsequences	Hard	cpp
3083	Existence of a Substring in a String and Its Reverse	Easy	cpp
3084	Count Substrings Starting and Ending with Given Character	Medium	cpp
3085	Minimum Deletions to Make String K-Special	Medium	cpp
3090	Maximum Length Substring With Two Occurrences	Easy	cpp
3091	Apply Operations to Make Sum of Array Greater Than or Equal to k	Medium	cpp
3092	Most Frequent IDs	Medium	cpp
3093	Longest Common Suffix Queries	Hard	cpp
3095	Shortest Subarray With OR at Least K I	Easy	cpp
3096	Minimum Levels to Gain More Points	Medium	cpp
3097	Shortest Subarray With OR at Least K II	Medium	cpp
3098	Find the Sum of Subsequence Powers	Hard	cpp
3099	Harshad Number	Easy	cpp
3100	Water Bottles II	Medium	cpp
3101	Count Alternating Subarrays	Medium	cpp
3105	Longest Strictly Increasing or Strictly Decreasing Subarray	Easy	cpp
3106	Lexicographically Smallest String After Operations With Constraint	Medium	cpp
3107	Minimum Operations to Make Median of Array Equal to K	Medium	cpp
3108	Minimum Cost Walk in Weighted Graph	Hard	cpp
3110	Score of a String	Easy	cpp
3111	Minimum Rectangles to Cover Points	Medium	cpp
3112	Minimum Time to Visit Disappearing Nodes	Medium	cpp
3113	Find the Number of Subarrays Where Boundary Elements Are Maximum	Hard	cpp
3114	Latest Time You Can Obtain After Replacing Characters	Easy	cpp
3115	Maximum Prime Difference	Medium	cpp
3116	Kth Smallest Amount With Single Denomination Combination	Hard	cpp
3117	Minimum Sum of Values by Dividing Array	Hard	cpp
3120	Count the Number of Special Characters I	Easy	cpp
3121	Count the Number of Special Characters II	Medium	cpp
3122	Minimum Number of Operations to Satisfy Conditions	Medium	cpp
3123	Find Edges in Shortest Paths	Hard	cpp
3127	Make a Square with the Same Color	Easy	cpp
3128	Right Triangles	Medium	cpp
3129	Find All Possible Stable Binary Arrays I	Medium	cpp
3130	Find All Possible Stable Binary Arrays II	Hard	cpp
3131	Find the Integer Added to Array I	Easy	cpp
3132	Find the Integer Added to Array II	Medium	cpp
3133	Minimum Array End	Medium	cpp
3134	Find the Median of the Uniqueness Array	Hard	cpp
3136	Valid Word	Easy	cpp
3137	Minimum Number of Operations to Make Word K-Periodic	Medium	cpp
3138	Minimum Length of Anagram Concatenation	Medium	cpp
3142	Check if Grid Satisfies Conditions	Easy	cpp
3143	Maximum Points Inside the Square	Medium	cpp
3144	Minimum Substring Partition of Equal Character Frequency	Medium	cpp
3146	Permutation Difference between Two Strings	Easy	cpp
3147	Taking Maximum Energy From the Mystic Dungeon	Medium	cpp
3148	Maximum Difference Score in a Grid	Medium	cpp
3151	Special Array I	Easy	cpp
3152	Special Array II	Medium	cpp
3153	Sum of Digit Differences of All Pairs	Medium	cpp
3154	Find Number of Ways to Reach the K-th Stair	Hard	cpp
3158	Find the XOR of Numbers Which Appear Twice	Easy	cpp
3159	Find Occurrences of an Element in an Array	Medium	cpp
3160	Find the Number of Distinct Colors Among the Balls	Medium	cpp
3161	Block Placement Queries	Hard	cpp
3162	Find the Number of Good Pairs I	Easy	cpp
3163	String Compression III	Medium	cpp
3164	Find the Number of Good Pairs II	Medium	cpp
3165	Maximum Sum of Subsequence With Non-adjacent Elements	Hard	cpp
3168	Minimum Number of Chairs in a Waiting Room	Easy	cpp
3169	Count Days Without Meetings	Medium	cpp
3170	Lexicographically Minimum String After Removing Stars	Medium	cpp
3171	Find Subarray With Bitwise OR Closest to K	Hard	cpp
3174	Clear Digits	Easy	cpp
3175	Find The First Player to win K Games in a Row	Medium	cpp
3176	Find the Maximum Length of a Good Subsequence I	Medium	cpp
3177	Find the Maximum Length of a Good Subsequence II	Hard	cpp
3178	Find the Child Who Has the Ball After K Seconds	Easy	cpp
3179	Find the N-th Value After K Seconds	Medium	cpp
3180	Maximum Total Reward Using Operations I	Medium	cpp
3181	Maximum Total Reward Using Operations II	Hard	cpp
3184	Count Pairs That Form a Complete Day I	Easy	cpp
3185	Count Pairs That Form a Complete Day II	Medium	cpp
3186	Maximum Total Damage With Spell Casting	Medium	cpp
3187	Peaks in Array	Hard	cpp
3190	Find Minimum Operations to Make All Elements Divisible by Three	Easy	cpp
3191	Minimum Operations to Make Binary Array Elements Equal to One I	Medium	cpp
3192	Minimum Operations to Make Binary Array Elements Equal to One II	Medium	cpp
3193	Count the Number of Inversions	Hard	cpp
3194	Minimum Average of Smallest and Largest Elements	Easy	cpp
3195	Find the Minimum Area to Cover All Ones I	Medium	cpp
3196	Maximize Total Cost of Alternating Subarrays	Medium	cpp
3200	Maximum Height of a Triangle	Easy	cpp
3201	Find the Maximum Length of Valid Subsequence I	Medium	cpp
3202	Find the Maximum Length of Valid Subsequence II	Medium	cpp
3203	Find Minimum Diameter After Merging Two Trees	Hard	cpp
3206	Alternating Groups I	Easy	cpp
3207	Maximum Points After Enemy Battles	Medium	cpp
3208	Alternating Groups II	Medium	cpp
3209	Number of Subarrays With AND Value of K	Hard	cpp
3210	Find the Encrypted String	Easy	cpp
3211	Generate Binary Strings Without Adjacent Zeros	Medium	cpp
3212	Count Submatrices With Equal Frequency of X and Y	Medium	cpp
3216	Lexicographically Smallest String After a Swap	Easy	cpp
3217	Delete Nodes From Linked List Present in Array	Medium	cpp
3218	Minimum Cost for Cutting Cake I	Medium	cpp
3219	Minimum Cost for Cutting Cake II	Hard	cpp
3222	Find the Winning Player in Coin Game	Easy	cpp
3223	Minimum Length of String After Operations	Medium	cpp
3224	Minimum Array Changes to Make Differences Equal	Medium	cpp
3226	Number of Bit Changes to Make Two Integers Equal	Easy	cpp
3227	Vowels Game in a String	Medium	cpp
3228	Maximum Number of Operations to Move Ones to the End	Medium	cpp
3229	Minimum Operations to Make Array Equal to Target	Hard	cpp
3232	Find if Digit Game Can Be Won	Easy	cpp
3233	Find the Count of Numbers Which Are Not Special	Medium	cpp
3242	Design Neighbor Sum Service	Easy	cpp
3243	Shortest Distance After Road Addition Queries I	Medium	cpp
3244	Shortest Distance After Road Addition Queries II	Hard	cpp
3248	Snake in Matrix	Easy	cpp
3249	Count the Number of Good Nodes	Medium	cpp
3250	Find the Count of Monotonic Pairs I	Hard	cpp
3251	Find the Count of Monotonic Pairs II	Hard	cpp
3254	Find the Power of K-Size Subarrays I	Medium	cpp
3255	Find the Power of K-Size Subarrays II	Medium	cpp
3256	Maximum Value Sum by Placing Three Rooks I	Hard	cpp
3257	Maximum Value Sum by Placing Three Rooks II	Hard	cpp
3258	Count Substrings That Satisfy K-Constraint I	Easy	cpp
3259	Maximum Energy Boost From Two Drinks	Medium	cpp
3260	Find the Largest Palindrome Divisible by K	Hard	cpp
3264	Final Array State After K Multiplication Operations I	Easy	cpp
3265	Count Almost Equal Pairs I	Medium	cpp
3266	Final Array State After K Multiplication Operations II	Hard	cpp
3267	Count Almost Equal Pairs II	Hard	cpp
3270	Find the Key of the Numbers	Easy	cpp
3271	Hash Divided String	Medium	cpp
3272	Find the Count of Good Integers	Hard	cpp
3273	Minimum Amount of Damage Dealt to Bob	Hard	cpp
3274	Check if Two Chessboard Squares Have the Same Color	Easy	cpp
3275	K-th Nearest Obstacle Queries	Medium	cpp
3276	Select Cells in Grid With Maximum Score	Hard	cpp
3277	Maximum XOR Score Subarray Queries	Hard	cpp
3280	Convert Date to Binary	Easy	cpp
3281	Maximize Score of Numbers in Ranges	Medium	cpp
3282	Reach End of Array With Max Score	Medium	cpp
3283	Maximum Number of Moves to Kill All Pawns	Hard	cpp
3285	Find Indices of Stable Mountains	Easy	cpp
3286	Find a Safe Walk Through a Grid	Medium	cpp
3287	Find the Maximum Sequence Value of Array	Hard	cpp
3288	Length of the Longest Increasing Path	Hard	cpp
3289	The Two Sneaky Numbers of Digitville	Easy	cpp
3290	Maximum Multiplication Score	Medium	cpp
3291	Minimum Number of Valid Strings to Form Target I	Medium	cpp
3292	Minimum Number of Valid Strings to Form Target II	Hard	cpp
3295	Report Spam Message	Medium	cpp
3296	Minimum Number of Seconds to Make Mountain Height Zero	Medium	cpp
3297	Count Substrings That Can Be Rearranged to Contain a String I	Medium	cpp
3298	Count Substrings That Can Be Rearranged to Contain a String II	Hard	cpp
3300	Minimum Element After Replacement With Digit Sum	Easy	cpp
3301	Maximize the Total Height of Unique Towers	Medium	cpp
3303	Find the Occurrence of First Almost Equal Substring	Hard	cpp
3304	Find the K-th Character in String Game I	Easy	cpp
3305	Count of Substrings Containing Every Vowel and K Consonants I	Medium	cpp
3306	Count of Substrings Containing Every Vowel and K Consonants II	Medium	cpp
3309	Maximum Possible Number by Binary Concatenation	Medium	cpp
3310	Remove Methods From Project	Medium	cpp
3312	Sorted GCD Pair Queries	Hard	cpp
3314	Construct the Minimum Bitwise Array I	Easy	cpp
3315	Construct the Minimum Bitwise Array II	Medium	cpp
3316	Find Maximum Removals From Source String	Medium	cpp
3317	Find the Number of Possible Ways for an Event	Hard	cpp
3318	Find X-Sum of All K-Long Subarrays I	Easy	cpp
3319	K-th Largest Perfect Subtree Size in Binary Tree	Medium	cpp
3320	Count The Number of Winning Sequences	Hard	cpp
3321	Find X-Sum of All K-Long Subarrays II	Hard	cpp
3324	Find the Sequence of Strings Appeared on the Screen	Medium	cpp
3325	Count Substrings With K-Frequency Characters I	Medium	cpp
3326	Minimum Division Operations to Make Array Non Decreasing	Medium	cpp
3327	Check if DFS Strings Are Palindromes	Hard	cpp
3330	Find the Original Typed String I	Easy	cpp
3331	Find Subtree Sizes After Changes	Medium	cpp
3332	Maximum Points Tourist Can Earn	Medium	cpp
3333	Find the Original Typed String II	Hard	cpp
3334	Find the Maximum Factor Score of Array	Medium	cpp
3335	Total Characters in String After Transformations I	Medium	cpp
3336	Find the Number of Subsequences With Equal GCD	Hard	cpp
3340	Check Balanced String	Easy	cpp
3341	Find Minimum Time to Reach Last Room I	Medium	cpp
3342	Find Minimum Time to Reach Last Room II	Medium	cpp
3343	Count Number of Balanced Permutations	Hard	cpp
3345	Smallest Divisible Digit Product I	Easy	cpp
3346	Maximum Frequency of an Element After Performing Operations I	Medium	cpp
3347	Maximum Frequency of an Element After Performing Operations II	Hard	cpp
3349	Adjacent Increasing Subarrays Detection I	Easy	cpp
3350	Adjacent Increasing Subarrays Detection II	Medium	cpp
3351	Sum of Good Subsequences	Hard	cpp
3352	Count K-Reducible Numbers Less Than N	Hard	cpp
3354	Make Array Elements Equal to Zero	Easy	cpp
3355	Zero Array Transformation I	Medium	cpp
3356	Zero Array Transformation II	Medium	cpp
3360	Stone Removal Game	Easy	cpp
3361	Shift Distance Between Two Strings	Medium	cpp
3362	Zero Array Transformation III	Medium	cpp
3363	Find the Maximum Number of Fruits Collected	Hard	cpp
3364	Minimum Positive Sum Subarray	Easy	cpp
3365	Rearrange K Substrings to Form Target String	Medium	cpp
3366	Minimum Array Sum	Medium	cpp
3367	Maximize Sum of Weights after Edge Removals	Hard	cpp
3370	Smallest Number With All Set Bits	Easy	cpp
3371	Identify the Largest Outlier in an Array	Medium	cpp
3372	Maximize the Number of Target Nodes After Connecting Trees I	Medium	cpp
3373	Maximize the Number of Target Nodes After Connecting Trees II	Hard	cpp
3375	Minimum Operations to Make Array Values Equal to K	Easy	cpp
3376	Minimum Time to Break Locks I	Medium	cpp
3379	Transformed Array	Easy	cpp
3381	Maximum Subarray Sum With Length Divisible by K	Medium	cpp
3386	Button with Longest Push Time	Easy	cpp
3387	Maximize Amount After Two Days of Conversions	Medium	cpp
3388	Count Beautiful Splits in an Array	Medium	cpp
3392	Count Subarrays of Length Three With a Condition	Easy	cpp
3393	Count Paths With the Given XOR Value	Medium	cpp
3394	Check if Grid can be Cut into Sections	Medium	cpp
3396	Minimum Number of Operations to Make Elements in Array Distinct	Easy	cpp
3397	Maximum Number of Distinct Elements After Operations	Medium	cpp
3398	Smallest Substring With Identical Characters I	Hard	cpp
3402	Minimum Operations to Make Columns Strictly Increasing	Easy	cpp
3403	Find the Lexicographically Largest String From the Box I	Medium	cpp
3405	Count the Number of Arrays with K Matching Adjacent Elements	Hard	cpp
3407	Substring Matching Pattern	Easy	cpp
3408	Design Task Manager	Medium	cpp
3409	Longest Subsequence With Decreasing Adjacent Difference	Medium	cpp
3411	Maximum Subarray With Equal Products	Easy	cpp
3412	Find Mirror Score of a String	Medium	cpp
3413	Maximum Coins From K Consecutive Bags	Medium	cpp
3414	Maximum Score of Non-overlapping Intervals	Hard	cpp
3417	Zigzag Grid Traversal With Skip	Easy	cpp
3418	Maximum Amount of Money Robot Can Earn	Medium	cpp
3419	Minimize the Maximum Edge Weight of Graph	Medium	cpp
3423	Maximum Difference Between Adjacent Elements in a Circular Array	Easy	cpp
3424	Minimum Cost to Make Arrays Identical	Medium	cpp
3425	Longest Special Path	Hard	cpp
3432	Count Partitions with Even Sum Difference	Easy	cpp
3433	Count Mentions Per User	Medium	cpp
3434	Maximum Frequency After Subarray Operation	Medium	cpp
3438	Find Valid Pair of Adjacent Digits in String	Easy	cpp
3442	Maximum Difference Between Even and Odd Frequency I	Easy	cpp
3443	Maximum Manhattan Distance After K Changes	Medium	cpp
3446	Sort Matrix by Diagonals	Medium	cpp
3447	Assign Elements to Groups with Constraints	Medium	cpp
3507	Minimum Pair Removal to Sort Array I	Easy	cpp
3508	Implement Router	Medium	cpp
3512	Minimum Operations to Make Array Sum Divisible by K	Easy	cpp
3513	Number of Unique XOR Triplets I	Medium	cpp
3514	Number of Unique XOR Triplets II	Medium	cpp
3560	Find Minimum Log Transportation Cost	Easy	cpp
3561	Resulting String After Adjacent Removals	Medium	cpp
3566	Partition Array into Two Equal Product Subsets	Medium	cpp
3567	Minimum Absolute Difference in Sliding Submatrix	Medium	cpp
3568	Minimum Moves to Clean the Classroom	Medium	cpp
3668	Restore Finishing Order	Easy	cpp
3669	Balanced K-Factor Decomposition	Medium	cpp
3712	Sum of Elements With Frequency Divisible by K	Easy	cpp
3713	Longest Balanced Substring I	Medium	cpp
3718	Smallest Missing Multiple of K	Easy	python3
3719	Longest Balanced Subarray I	Medium	python3
3745	Maximize Expression of Three Elements	Easy	cpp
3746	Minimum String Length After Balanced Removals	Medium	cpp
3747	Count Distinct Integers After Removing Zeros	Medium	cpp
3754	Concatenate Non-Zero Digits and Multiply by Sum I	Easy	cpp
3755	Find Maximum Balanced XOR Subarray Length	Medium	cpp
3756	Concatenate Non-Zero Digits and Multiply by Sum II	Medium	cpp
3759	Count Elements With at Least K Greater Values	Medium	python3
3761	Minimum Absolute Distance Between Mirror Pairs	Medium	python3
3779	Minimum Number of Operations to Have Distinct Elements	Medium	cpp
3780	Maximum Sum of Three Numbers Divisible by Three	Medium	cpp
3783	Mirror Distance of an Integer	Easy	python3
3784	Minimum Deletion Cost to Make All Characters Equal	Medium	cpp
3786	Total Sum of Interaction Cost in Tree Groups	Hard	cpp
3794	Reverse String Prefix	Easy	python3
3795	Minimum Subarray Length With Distinct Sum At Least K	Medium	cpp
3796	Find Maximum Value in a Constrained Sequence	Medium	cpp
3798	Largest Even Number	Easy	cpp
3799	Word Squares II	Medium	cpp
3800	Minimum Cost to Make Two Binary Strings Equal	Medium	cpp
3803	Count Residue Prefixes	Easy	cpp
3804	Number of Centered Subarrays	Medium	python3
3805	Count Caesar Cipher Pairs	Medium	python3
3806	Maximum Bitwise AND After Increment Operations	Hard	cpp
3809	Best Reachable Tower	Medium	cpp
3810	Minimum Operations to Reach Target Array	Medium	cpp
3811	Number of Alternating XOR Partitions	Medium	cpp
3812	Minimum Edge Toggles on a Tree	Hard	cpp
3813	Vowel-Consonant Score	Easy	cpp
3814	Maximum Capacity Within Budget	Medium	cpp