| 0001 |
Two Sum |
c |
c++ |
python |
go |
rust |
Easy |
| 0002 |
Add Two Numbers |
c |
c++ |
python |
go |
rust |
Medium |
| 0003 |
Longest Substring Without Repeating Characters |
c |
c++ |
python |
|
|
Medium |
| 0004 |
Median of Two Sorted Arrays |
c |
c++ |
python |
|
|
Hard |
| 0005 |
Longest Palindromic Substring |
c |
c++ |
python |
|
|
Medium |
| 0006 |
ZigZag Conversion |
c |
c++ |
python |
|
|
Medium |
| 0007 |
Reverse Integer |
c |
c++ |
python |
|
|
Easy |
| 0008 |
String to Integer (atoi) |
c |
c++ |
python |
|
|
Medium |
| 0009 |
Palindrome Number |
c |
c++ |
python |
|
|
Easy |
| 0010 |
Regular Expression Matching |
c |
c++ |
python |
|
|
Hard |
| 0011 |
Container With Most Water |
c |
c++ |
python |
|
|
Medium |
| 0012 |
Integer to Roman |
c |
c++ |
python |
|
|
Medium |
| 0013 |
Roman to Integer |
c |
c++ |
python |
|
|
Easy |
| 0014 |
Longest Common Prefix |
c |
c++ |
python |
|
|
Easy |
| 0015 |
3Sum |
c |
c++ |
python |
|
|
Medium |
| 0016 |
3Sum Closest |
c |
c++ |
python |
|
|
Medium |
| 0017 |
Letter Combinations of a Phone Number |
c |
c++ |
python |
|
|
Medium |
| 0018 |
4Sum |
c |
c++ |
python |
|
|
Medium |
| 0019 |
Remove Nth Node From End of List |
c |
c++ |
python |
|
|
Medium |
| 0020 |
Valid Parentheses |
c |
c++ |
python |
|
|
Easy |
| 0021 |
Merge Two Sorted Lists |
c |
c++ |
python |
|
|
Easy |
| 0022 |
Generate Parentheses |
c |
c++ |
python |
|
|
Medium |
| 0023 |
Merge k Sorted Lists |
c |
c++ |
python |
|
|
Hard |
| 0024 |
Swap Nodes in Pairs |
c |
c++ |
python |
|
|
Medium |
| 0026 |
Remove Duplicates from Sorted Array |
c |
c++ |
python |
|
|
Easy |
| 0027 |
Remove Element |
c |
c++ |
python |
|
|
Easy |
| 0028 |
Implement strStr() |
c |
c++ |
python |
|
|
Easy |
| 0029 |
Divide Two Integers |
c |
c++ |
python |
|
|
Medium |
| 0030 |
Substring with Concatenation of All Words |
c |
c++ |
python |
|
|
Hard |
| 0031 |
Next Permutation |
c |
c++ |
python |
|
|
Medium |
| 0032 |
Longest Valid Parentheses |
c |
c++ |
python |
|
|
Hard |
| 0033 |
Search in Rotated Sorted Array |
c |
c++ |
python |
|
|
Medium |
| 0034 |
Find First and Last Position of Element in Sorted Array |
c |
c++ |
python |
|
|
Medium |
| 0035 |
Search Insert Position |
c |
c++ |
python |
|
|
Easy |
| 0036 |
Valid Sudoku |
c |
c++ |
python |
|
|
Medium |
| 0037 |
Sudoku Solver |
c |
c++ |
python |
|
|
Hard |
| 0038 |
Count and Say |
c |
c++ |
python |
|
|
Easy |
| 0039 |
Combination Sum |
c |
c++ |
python |
|
|
Medium |
| 0040 |
Combination Sum II |
c |
c++ |
python |
|
|
Medium |
| 0041 |
First Missing Positive |
c |
c++ |
python |
|
|
Hard |
| 0042 |
Trapping Rain Water |
c |
c++ |
python |
|
|
Hard |
| 0043 |
Multiply Strings |
c |
c++ |
python |
|
|
Medium |
| 0044 |
Wildcard Matching |
c |
c++ |
python |
|
|
Hard |
| 0045 |
Jump Game II |
c |
c++ |
python |
|
|
Hard |
| 0046 |
Permutations |
c |
c++ |
python |
|
|
Medium |
| 0047 |
Permutations II |
c |
c++ |
python |
|
|
Medium |
| 0048 |
Rotate Image |
c |
c++ |
python |
|
|
Medium |
| 0049 |
Group Anagrams |
c |
c++ |
python |
|
|
Medium |
| 0050 |
Pow(x, n) |
c |
c++ |
python |
|
|
Medium |
| 0051 |
N-Queens |
c |
c++ |
python |
|
|
Hard |
| 0052 |
N-Queens II |
c |
c++ |
python |
|
|
Hard |
| 0053 |
Maximum Subarray |
c |
c++ |
python |
|
|
Easy |
| 0054 |
Spiral Matrix |
c |
c++ |
python |
|
|
Medium |
| 0055 |
Jump Game |
c |
c++ |
python |
|
|
Medium |
| 0056 |
Merge Intervals |
c |
c++ |
python |
|
|
Medium |
| 0057 |
Insert Interval |
c |
c++ |
python |
|
|
Hard |
| 0058 |
Length of Last Word |
c |
c++ |
python |
|
|
Easy |
| 0059 |
Spiral Matrix II |
c |
c++ |
python |
|
|
Hard |
| 0060 |
Permutation Sequence |
c |
c++ |
python |
|
|
Medium |
| 0061 |
Rotate List |
c |
c++ |
python |
|
|
Medium |
| 0062 |
Unique Paths |
c |
c++ |
python |
|
|
Medium |
| 0063 |
Unique Paths II |
c |
c++ |
python |
|
|
Medium |
| 0064 |
Minimum Path Sum |
c |
c++ |
python |
|
|
Medium |
| 0065 |
Valid Number |
c |
c++ |
python |
|
|
Hard |
| 0066 |
Plus One |
c |
c++ |
python |
|
|
Easy |
| 0068 |
Text Justification |
c |
c++ |
python |
|
|
Hard |
| 0069 |
Sqrt(x) |
c |
c++ |
python |
|
|
Easy |
| 0070 |
Climbing Stairs |
c |
c++ |
python |
|
|
Easy |
| 0071 |
Simplify Path |
c |
c++ |
python |
|
|
Medium |
| 0072 |
Edit Distance |
c |
c++ |
python |
|
|
Hard |
| 0073 |
Set Matrix Zeroes |
c |
c++ |
python |
|
|
Medium |
| 0074 |
Search a 2D Matrix |
c |
c++ |
python |
|
|
Medium |
| 0075 |
Sort Colors |
c |
c++ |
python |
|
|
Medium |
| 0076 |
Minimum Window Substring |
c |
c++ |
python |
|
|
Easy |
| 0077 |
Combinations |
c |
c++ |
python |
|
|
Medium |
| 0078 |
Subsets |
c |
c++ |
python |
|
|
Medium |
| 0079 |
Word Search |
c |
c++ |
python |
|
|
Medium |
| 0080 |
Remove Duplicates from Sorted Array II |
c |
c++ |
python |
|
|
Medium |
| 0081 |
Search in Rotated Sorted Array II |
c |
c++ |
python |
|
|
Medium |
| 0082 |
Remove Duplicates from Sorted List II |
c |
c++ |
python |
|
|
Medium |
| 0083 |
Remove Duplicates from Sorted List |
c |
c++ |
python |
|
|
Easy |
| 0084 |
Largest Rectangle in Histogram |
c |
c++ |
python |
|
|
Hard |
| 0085 |
Maximal Rectangle |
c |
c++ |
python |
|
|
Hard |
| 0086 |
Partition List |
c |
c++ |
python |
|
|
Medium |
| 0087 |
Scramble String |
c |
c++ |
python |
|
|
Hard |
| 0088 |
Merge Sorted Array |
c |
c++ |
python |
|
|
Easy |
| 0089 |
Gray Code |
c |
c++ |
python |
|
|
Medium |
| 0090 |
Subsets II |
c |
c++ |
python |
|
|
Medium |
| 0091 |
Decode Ways |
c |
c++ |
python |
|
|
Medium |
| 0092 |
Reverse Linked List II |
c |
c++ |
python |
|
|
Medium |
| 0093 |
Restore IP Addresses |
c |
c++ |
python |
|
|
Medium |
| 0094 |
Binary Tree Inorder Traversal |
c |
c++ |
python |
|
|
Medium |
| 0095 |
Unique Binary Search Trees II |
c |
c++ |
python |
|
|
Medium |
| 0096 |
Unique Binary Search Trees |
c |
c++ |
python |
|
|
Medium |
| 0097 |
Interleaving String |
c |
c++ |
python |
|
|
Medium |
| 0098 |
Validate Binary Search Tree |
c |
c++ |
python |
|
|
Medium |
| 0099 |
Recover Binary Search Tree |
c |
c++ |
python |
|
|
Hard |
| 0100 |
Same Tree |
c |
c++ |
python |
|
|
Easy |
| 0101 |
Symmetric Tree |
c |
c++ |
python |
|
|
Easy |
| 0102 |
Binary Tree Level Order Traversal |
c |
c++ |
python |
|
|
Medium |
| 0103 |
Binary Tree Zigzag Level Order Traversal |
c |
c++ |
python |
|
|
Medium |
| 0104 |
Maximum Depth of Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0105 |
Construct Binary Tree from Preorder and Inorder Traversal |
c |
c++ |
python |
|
|
Medium |
| 0106 |
Construct Binary Tree from Inorder and Postorder Traversal |
c |
c++ |
python |
|
|
Medium |
| 0107 |
Binary Tree Level Order Traversal II |
c |
c++ |
python |
|
|
Easy |
| 0108 |
Convert Sorted Array to Binary Search Tree |
c |
c++ |
python |
|
|
Easy |
| 0109 |
Convert Sorted List to Binary Search Tree |
c |
c++ |
python |
|
|
Medium |
| 0110 |
Balanced Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0111 |
Minimum Depth of Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0112 |
Path Sum |
c |
c++ |
python |
|
|
Easy |
| 0113 |
Path Sum II |
c |
c++ |
python |
|
|
Medium |
| 0114 |
Flatten Binary Tree to Linked List |
c |
c++ |
python |
|
|
Medium |
| 0115 |
Distinct Subsequences |
c |
c++ |
python |
|
|
Hard |
| 0116 |
Populating Next Right Pointers in Each Node |
c |
c++ |
python |
|
|
Medium |
| 0117 |
Populating Next Right Pointers in Each Node II |
c |
c++ |
python |
|
|
Medium |
| 0118 |
Pascal's Triangle |
c |
c++ |
python |
|
|
Easy |
| 0119 |
Pascal's Triangle II |
c |
c++ |
python |
|
|
Easy |
| 0120 |
Triangle |
c |
c++ |
python |
|
|
Medium |
| 0121 |
Best Time to Buy and Sell Stock |
c |
c++ |
python |
|
|
Easy |
| 0122 |
Best Time to Buy and Sell Stock II |
c |
c++ |
python |
|
|
Easy |
| 0123 |
Best Time to Buy and Sell Stock III |
c |
c++ |
python |
|
|
Hard |
| 0124 |
Binary Tree Maximum Path Sum |
c |
c++ |
python |
|
|
Hard |
| 0125 |
Valid Palindrome |
c |
c++ |
python |
|
|
Easy |
| 0126 |
Word Ladder II |
c |
c++ |
python |
|
|
Hard |
| 0127 |
Word Ladder |
c |
c++ |
python |
|
|
Medium |
| 0128 |
Longest Consecutive Sequence |
c |
c++ |
python |
|
|
Hard |
| 0129 |
Sum Root to Leaf Numbers |
c |
c++ |
python |
|
|
Medium |
| 0130 |
Surrounded Regions |
c |
c++ |
python |
|
|
Medium |
| 0131 |
Palindrome Partitioning |
c |
c++ |
python |
|
|
Medium |
| 0132 |
Palindrome Partitioning II |
c |
c++ |
python |
|
|
Hard |
| 0133 |
Clone Graph |
c |
c++ |
python |
|
|
Medium |
| 0134 |
Gas Station |
c |
c++ |
python |
|
|
Medium |
| 0135 |
Candy |
c |
c++ |
python |
|
|
Hard |
| 0136 |
Single Number |
c |
c++ |
python |
|
|
Easy |
| 0137 |
Single Number II |
c |
c++ |
python |
|
|
Medium |
| 0138 |
Copy List with Random Pointer |
c |
c++ |
python |
|
|
Medium |
| 0139 |
Word Break |
c |
c++ |
python |
|
|
Medium |
| 0140 |
Word Break II |
c |
c++ |
python |
|
|
Hard |
| 0141 |
Linked List Cycle |
c |
c++ |
python |
|
|
Easy |
| 0142 |
Linked List Cycle II |
c |
c++ |
python |
|
|
Medium |
| 0143 |
Reorder-List |
c |
c++ |
python |
|
|
Medium |
| 0144 |
Binary Tree Preorder Traversal |
c |
c++ |
python |
|
|
Medium |
| 0145 |
Binary Tree Postorder Traversal |
c |
c++ |
python |
|
|
Hard |
| 0146 |
LRU Cache |
c |
c++ |
python |
|
|
Hard |
| 0147 |
Insertion Sort List |
c |
c++ |
python |
|
|
Medium |
| 0148 |
Sort List |
c |
c++ |
python |
|
|
Medium |
| 0149 |
Max Points on a Line |
c |
c++ |
python |
|
|
Hard |
| 0150 |
Evaluate Reverse Polish Notation |
c |
c++ |
python |
|
|
Medium |
| 0151 |
Reverse Words in a String |
c |
c++ |
python |
|
|
Medium |
| 0152 |
Maximum Product Subarray |
c |
c++ |
python |
|
|
Medium |
| 0153 |
Find Minimum in Rotated Sorted Array |
c |
c++ |
python |
|
|
Medium |
| 0154 |
Find Minimum in Rotated Sorted Array II |
c |
c++ |
python |
|
|
Hard |
| 0155 |
Min Stack |
c |
c++ |
python |
|
|
Easy |
| 0160 |
Intersection of Two Linked Lists |
c |
c++ |
python |
|
|
Easy |
| 0162 |
Find Peak Element |
c |
c++ |
python |
|
|
Medium |
| 0165 |
Compare Version Numbers |
c |
c++ |
python |
|
|
Medium |
| 0166 |
Fraction to Recurring Decimal |
c |
c++ |
python |
|
|
Medium |
| 0167 |
Two Sum II - Input array is sorted |
c |
c++ |
python |
|
|
Easy |
| 0168 |
Excel Sheet Column Title |
c |
c++ |
python |
|
|
Easy |
| 0169 |
Majority Element |
c |
c++ |
python |
|
|
Easy |
| 0171 |
Excel Sheet Column Number |
c |
c++ |
python |
|
|
Easy |
| 0172 |
Factorial Trailing Zeroes |
c |
c++ |
python |
|
|
Easy |
| 0173 |
Binary Search Tree Iterator |
c |
c++ |
python |
|
|
Medium |
| 0174 |
Dungeon Game |
c |
c++ |
python |
|
|
Hard |
| 0187 |
Repeated-DNA-Sequences |
c |
c++ |
python |
|
|
Medium |
| 0188 |
Best Time to Buy and Sell Stock IV |
c |
c++ |
python |
|
|
Hard |
| 0189 |
Rotate Array |
c |
c++ |
python |
|
|
Easy |
| 0190 |
Reverse Bits |
c |
c++ |
python |
|
|
Easy |
| 0191 |
Number of 1 Bits |
c |
c++ |
python |
|
|
Easy |
| 0198 |
House Robber |
c |
c++ |
python |
|
|
Easy |
| 0199 |
Binary Tree Right Side View |
c |
c++ |
python |
|
|
Medium |
| 0200 |
Number of Islands |
c |
c++ |
python |
|
|
Medium |
| 0201 |
Bitwise AND of Numbers Range |
c |
c++ |
python |
|
|
Medium |
| 0202 |
Happy Number |
c |
c++ |
python |
|
|
Easy |
| 0203 |
Remove Linked List Elements |
c |
c++ |
python |
|
|
Easy |
| 0204 |
Count Primes |
c |
c++ |
python |
|
|
Easy |
| 0205 |
Isomorphic Strings |
c |
c++ |
python |
|
|
Easy |
| 0206 |
Reverse Linked List |
c |
c++ |
python |
|
|
Easy |
| 0208 |
Implement Trie (Prefix Tree) |
c |
c++ |
python |
|
|
Easy |
| 0209 |
Minimum Size Subarray Sum |
c |
c++ |
python |
|
|
Medium |
| 0211 |
Add and Search Word - Data structure design |
c |
c++ |
python |
|
|
Medium |
| 0213 |
House Robber II |
c |
c++ |
python |
|
|
Medium |
| 0215 |
Kth Largest Element in an Array |
c |
c++ |
python |
|
|
Medium |
| 0216 |
Combination Sum III |
c |
c++ |
python |
|
|
Medium |
| 0217 |
Contains Duplicate |
c |
c++ |
python |
|
|
Easy |
| 0219 |
Contains Duplicate II |
c |
c++ |
python |
|
|
Easy |
| 0221 |
Maximal Square |
c |
c++ |
python |
|
|
Medium |
| 0222 |
Count Complete Tree Nodes |
c |
c++ |
python |
|
|
Medium |
| 0226 |
Invert Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0228 |
Summary Ranges |
c |
c++ |
python |
|
|
Medium |
| 0229 |
Majority Element II |
c |
c++ |
python |
|
|
Medium |
| 0230 |
Kth Smallest Element in a BST |
c |
c++ |
python |
|
|
Medium |
| 0234 |
Palindrome Linked List |
c |
c++ |
python |
|
|
Medium |
| 0235 |
Lowest Common Ancestor of a Binary Search Tree |
c |
c++ |
python |
|
|
Easy |
| 0236 |
Lowest Common Ancestor of a Binary Tree |
c |
c++ |
python |
|
|
Medium |
| 0237 |
Delete Node in a Linked List |
c |
c++ |
python |
|
|
Easy |
| 0238 |
Product of Array Except Self |
c |
c++ |
python |
|
|
Medium |
| 0239 |
Sliding Window Maximum |
c |
c++ |
python |
|
|
Medium |
| 0240 |
Search a 2D Matrix II |
c |
c++ |
python |
|
|
Medium |
| 0241 |
Different Ways to Add Parentheses |
c |
c++ |
python |
|
|
Medium |
| 0242 |
Valid Anagram |
c |
c++ |
python |
|
|
Easy |
| 0242 |
Binary Tree Paths |
c |
c++ |
python |
|
|
Easy |
| 0260 |
Single Number III |
c |
c++ |
python |
|
|
Medium |
| 0268 |
Missing Number |
c |
c++ |
python |
|
|
Easy |
| 0279 |
Perfect Squares |
c |
c++ |
python |
|
|
Medium |
| 0283 |
Move Zeroes |
c |
c++ |
python |
|
|
Easy |
| 0287 |
Find the Duplicate Number |
c |
c++ |
python |
|
|
Medium |
| 0289 |
Game of Life |
c |
c++ |
python |
|
|
Medium |
| 0290 |
Word Pattern |
c |
c++ |
python |
|
|
Easy |
| 0297 |
Serialize and Deserialize Binary Tree |
c |
c++ |
python |
|
|
Hard |
| 0300 |
Longest Increasing Subsequence |
c |
c++ |
python |
|
|
Medium |
| 0303 |
Range Sum Query - Immutable |
c |
c++ |
python |
|
|
Easy |
| 0307 |
Range Sum Query - Mutable |
c |
c++ |
python |
|
|
Medium |
| 0309 |
Best Time to Buy and Sell Stock with Cooldown |
c |
c++ |
python |
|
|
Medium |
| 0322 |
Coin-Change |
c |
c++ |
python |
|
|
Medium |
| 0325 |
Maximum Size Subarray Sum Equals k |
c |
c++ |
python |
|
|
Medium |
| 0328 |
Odd Even Linked List |
c |
c++ |
python |
|
|
Medium |
| 0337 |
House Robber III |
c |
c++ |
python |
|
|
Medium |
| 0341 |
Flatten Nested List Iterator |
c |
c++ |
python |
|
|
Medium |
| 0343 |
Integer Break |
c |
c++ |
python |
|
|
Medium |
| 0344 |
Reverse String |
c |
c++ |
python |
|
|
Easy |
| 0345 |
Reverse Vowels of a String |
c |
c++ |
python |
|
|
Easy |
| 0347 |
Top K Frequent Elements |
c |
c++ |
python |
|
|
Medium |
| 0349 |
Intersection of Two Arrays |
c |
c++ |
python |
|
|
Easy |
| 0350 |
Intersection of Two Arrays II |
c |
c++ |
python |
|
|
Easy |
| 0354 |
Russian Doll Envelopes |
c |
c++ |
python |
|
|
Hard |
| 0377 |
Combination Sum IV |
c |
c++ |
python |
|
|
Medium |
| 0389 |
Find the Difference |
c |
c++ |
python |
|
|
Easy |
| 0392 |
Is Subsequence |
c |
c++ |
python |
|
|
Medium |
| 0401 |
Binary Watch |
c |
c++ |
python |
|
|
Easy |
| 0404 |
Sum of Left Leaves |
c |
c++ |
python |
|
|
Easy |
| 0416 |
Partition Equal Subset Sum |
c |
c++ |
python |
|
|
Medium |
| 0435 |
Non-overlapping Intervals |
c |
c++ |
python |
|
|
Medium |
| 0437 |
Path Sum III |
c |
c++ |
python |
|
|
Easy |
| 0438 |
Find All Anagrams in a String |
c |
c++ |
python |
|
|
Easy |
| 0445 |
Add Two Numbers II |
c |
c++ |
python |
|
|
Medium |
| 0447 |
Number of Boomerangs |
c |
c++ |
python |
|
|
Easy |
| 0450 |
Delete Node in a BST |
c |
c++ |
python |
|
|
Medium |
| 0451 |
Sort Characters By Frequency |
c |
c++ |
python |
|
|
Easy |
| 0454 |
4Sum II |
c |
c++ |
python |
|
|
Medium |
| 0455 |
Assign Cookies |
c |
c++ |
python |
|
|
Easy |
| 0474 |
Ones and Zeroes |
c |
c++ |
python |
|
|
Medium |
| 0486 |
Predict the Winner |
c |
c++ |
python |
|
|
Medium |
| 0494 |
Target Sum |
c |
c++ |
python |
|
|
Medium |
| 0496 |
Next Greater Element I |
c |
c++ |
python |
|
|
Easy |
| 0503 |
Next Greater Element II |
c |
c++ |
python |
|
|
Medium |
| 0525 |
Contiguous Array |
c |
c++ |
python |
|
|
Medium |
| 0530 |
Minimum Absolute Difference in BST |
c |
c++ |
python |
|
|
Easy |
| 0543 |
Diameter of Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0547 |
Friend Circles |
c |
c++ |
python |
|
|
Medium |
| 0560 |
Subarray Sum Equals K |
c |
c++ |
python |
|
|
Medium |
| 0637 |
Average of Levels in Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0652 |
Find Duplicate Subtrees |
c |
c++ |
python |
|
|
Medium |
| 0654 |
Maximum Binary Tree |
c |
c++ |
python |
|
|
Medium |
| 0684 |
Redundant Connection |
c |
c++ |
python |
|
|
Medium |
| 0687 |
Longest Univalue Path |
c |
c++ |
python |
|
|
Easy |
| 0739 |
Daily Temperatures |
c |
c++ |
python |
|
|
Medium |
| 0742 |
Closest Leaf in a Binary Tree |
c |
c++ |
python |
|
|
Medium |
| 0793 |
Preimage Size of Factorial Zeroes Function |
c |
c++ |
python |
|
|
Hard |
| 0834 |
Sum of Distances in Tree |
c |
c++ |
python |
|
|
Hard |
| 0844 |
Backspace String Compare |
c |
c++ |
python |
|
|
Easy |
| 0845 |
Longest Mountain in Array |
c |
c++ |
python |
|
|
Medium |
| 0852 |
Peak Index in a Mountain Array |
c |
c++ |
python |
|
|
Easy |
| 0872 |
Leaf-Similar Trees |
c |
c++ |
python |
|
|
Easy |
| 0873 |
Length of Longest Fibonacci Subsequence |
c |
c++ |
python |
|
|
Medium |
| 0874 |
Walking Robot Simulation |
c |
c++ |
python |
|
|
Easy |
| 0901 |
Online-Stock-Span |
c |
c++ |
python |
|
|
Medium |
| 0907 |
Sum-of-Subarray-Minimums |
c |
c++ |
python |
|
|
Medium |
| 0917 |
Reverse Only Letters |
c |
c++ |
python |
|
|
Easy |
| 0918 |
Maximum Sum Circular Subarray |
c |
c++ |
python |
|
|
Medium |
| 0919 |
Complete Binary Tree Inserter |
c |
c++ |
python |
|
|
Medium |
| 0920 |
Number of Music Playlists |
c |
c++ |
python |
|
|
Medium |
| 0921 |
Minimum Add to Make Parentheses Valid |
c |
c++ |
python |
|
|
Medium |
| 0922 |
Sort Array By Parity II |
c |
c++ |
python |
|
|
Easy |
| 0923 |
3Sum With Multiplicity |
c |
c++ |
python |
|
|
Medium |
| 0925 |
Long Pressed Name |
c |
c++ |
python |
|
|
Easy |
| 0926 |
Flip String to Monotone Increasing |
c |
c++ |
python |
|
|
Medium |
| 0927 |
Three Equal Parts |
c |
c++ |
python |
|
|
Medium |
| 0929 |
Unique Email Addresses |
c |
c++ |
python |
|
|
Easy |
| 0930 |
Binary Subarrays With Sum |
c |
c++ |
python |
|
|
Medium |
| 0931 |
Minimum Falling Path Sum |
c |
c++ |
python |
|
|
Medium |
| 0932 |
Beautiful Array |
c |
c++ |
python |
|
|
Medium |
| 0933 |
Number of Recent Calls |
c |
c++ |
python |
|
|
Easy |
| 0934 |
Shortest Bridge |
c |
c++ |
python |
|
|
Medium |
| 0935 |
Knight Dialer |
c |
c++ |
python |
|
|
Medium |
| 0936 |
Stamping The Sequence |
c |
c++ |
python |
|
|
Hard |
| 0937 |
Reorder Log Files |
c |
c++ |
python |
|
|
Easy |
| 0938 |
Range Sum of BST |
c |
c++ |
python |
|
|
Medium |
| 0939 |
Minimum Area Rectangle |
c |
c++ |
python |
|
|
Medium |
| 0940 |
Distinct Subsequences II |
c |
c++ |
python |
|
|
Hard |
| 0941 |
Valid Mountain Array |
c |
c++ |
python |
|
|
Easy |
| 0942 |
DI String Match |
c |
c++ |
python |
|
|
Easy |
| 0943 |
Find the Shortest Superstring |
c |
c++ |
python |
|
|
Hard |
| 0944 |
Delete Columns to Make Sorted |
c |
c++ |
python |
|
|
Easy |
| 0945 |
Minimum Increment to Make Array Unique |
c |
c++ |
python |
|
|
Medium |
| 0946 |
Validate Stack Sequences |
c |
c++ |
python |
|
|
Medium |
| 0947 |
Most Stones Removed with Same Row or Column |
c |
c++ |
python |
|
|
Medium |
| 0948 |
Bag of Tokens |
c |
c++ |
python |
|
|
Medium |
| 0949 |
Largest Time for Given Digits |
c |
c++ |
python |
|
|
Easy |
| 0950 |
Reveal Cards In Increasing Order |
c |
c++ |
python |
|
|
Medium |
| 0951 |
Flip Equivalent Binary Trees |
c |
c++ |
python |
|
|
Medium |
| 0953 |
Verifying an Alien Dictionary |
c |
c++ |
python |
|
|
Easy |
| 0954 |
Array of Doubled Pairs |
c |
c++ |
python |
|
|
Medium |
| 0955 |
Delete Columns to Make Sorted II |
c |
c++ |
python |
|
|
Medium |
| 0956 |
Tallest Billboard |
c |
c++ |
python |
|
|
Hard |
| 0957 |
Prison Cells After N Days |
c |
c++ |
python |
|
|
Medium |
| 0958 |
Check Completeness of a Binary Tree |
c |
c++ |
python |
|
|
Medium |
| 0959 |
Regions Cut By Slashes |
c |
c++ |
python |
|
|
Medium |
| 0960 |
Delete Columns to Make Sorted III |
c |
c++ |
python |
|
|
Hard |
| 0961 |
N-Repeated Element in Size 2N Array |
c |
c++ |
python |
|
|
Easy |
| 0962 |
Maximum Width Ramp |
c |
c++ |
python |
|
|
Medium |
| 0963 |
Minimum Area Rectangle II |
c |
c++ |
python |
|
|
Medium |
| 0965 |
Univalued Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0966 |
Vowel Spellchecker |
c |
c++ |
python |
|
|
Medium |
| 0967 |
Numbers With Same Consecutive Differences |
c |
c++ |
python |
|
|
Medium |
| 0969 |
Pancake Sorting |
c |
c++ |
python |
|
|
Medium |
| 0970 |
Powerful Integers |
c |
c++ |
python |
|
|
Easy |
| 0971 |
Flip Binary Tree To Match Preorder Traversal |
c |
c++ |
python |
|
|
Medium |
| 0972 |
Equal Rational Numbers |
c |
c++ |
python |
|
|
Hard |
| 0973 |
K Closest Points to Origin |
c |
c++ |
python |
|
|
Easy |
| 0974 |
Subarray Sums Divisible by K |
c |
c++ |
python |
|
|
Medium |
| 0975 |
Odd Even Jump |
c |
c++ |
python |
|
|
Hard |
| 0976 |
Largest Perimeter Triangle |
c |
c++ |
python |
|
|
Easy |
| 0977 |
Squares of a Sorted Array |
c |
c++ |
python |
|
|
Easy |
| 0978 |
Longest Turbulent Subarray |
c |
c++ |
python |
|
|
Medium |
| 0979 |
Distribute Coins in Binary Tree |
c |
c++ |
python |
|
|
Medium |
| 0980 |
Unique Paths III |
c |
c++ |
python |
|
|
Medium |
| 0981 |
Time Based Key-Value Store |
c |
c++ |
python |
|
|
Medium |
| 0982 |
Triples with Bitwise AND Equal To Zero |
c |
c++ |
python |
|
|
Hard |
| 0983 |
Minimum Cost For Tickets |
c |
c++ |
python |
|
|
Medium |
| 0984 |
String Without AAA or BBB |
c |
c++ |
python |
|
|
Easy |
| 0985 |
Sum of Even Numbers After Queries |
c |
c++ |
python |
|
|
Easy |
| 0986 |
Interval List Intersections |
c |
c++ |
python |
|
|
Medium |
| 0987 |
Vertical Order Traversal of a Binary Tree |
c |
c++ |
python |
|
|
Medium |
| 0988 |
Smallest String Starting From Leaf |
c |
c++ |
python |
|
|
Medium |
| 0989 |
Add to Array-Form of Integer |
c |
c++ |
python |
|
|
Easy |
| 0990 |
Satisfiability of Equality Equations |
c |
c++ |
python |
|
|
Medium |
| 0991 |
Broken Calculator |
c |
c++ |
python |
|
|
Medium |
| 0992 |
Subarrays with K Different Integers |
c |
c++ |
python |
|
|
Hard |
| 0993 |
Cousins in Binary Tree |
c |
c++ |
python |
|
|
Easy |
| 0994 |
Rotting Oranges |
c |
c++ |
python |
|
|
Easy |
| 0995 |
Minimum Number of K Consecutive Bit Flips |
c |
c++ |
python |
|
|
Hard |
| 0996 |
Number of Squareful Arrays |
c |
c++ |
python |
|
|
Hard |
| 0997 |
Find the Town Judge |
c |
c++ |
python |
|
|
Easy |
| 0998 |
Maximum Binary Tree II |
c |
c++ |
python |
|
|
Medium |
| 0999 |
Available Captures for Rook |
c |
c++ |
python |
|
|
Easy |
| 1001 |
Grid Illumination |
c |
c++ |
python |
|
|
Hard |
| 1002 |
Find Common Characters |
c |
c++ |
python |
|
|
Easy |
| 1003 |
Check If Word Is Valid After Substitutions |
c |
c++ |
python |
|
|
Medium |
| 1004 |
Max Consecutive Ones III |
c |
c++ |
python |
|
|
Medium |