Name	Name	Last commit message	Last commit date
Latest commit History 427 Commits
1. TwoSum	1. TwoSum
10. Regular Expression Matching	10. Regular Expression Matching
100. Same Tree	100. Same Tree
1002. Find Common Characters	1002. Find Common Characters
1004. Max Consecutive Ones 3	1004. Max Consecutive Ones 3
101. Symmetric Tree	101. Symmetric Tree
102. Binary Tree Level Order Traversal	102. Binary Tree Level Order Traversal
1029. Two City Scheduling	1029. Two City Scheduling
103. Binary Tree Zigzag Level Order Traversal	103. Binary Tree Zigzag Level Order Traversal
104. Maximum Depth of Binary Tree	104. Maximum Depth of Binary Tree
1044. Longest Duplicate Substring	1044. Longest Duplicate Substring
1047. Remove All Adjacent Duplicates In String	1047. Remove All Adjacent Duplicates In String
1048. Longest String Chain	1048. Longest String Chain
105. Construct Binary Tree from Preorder and Inorder Traversal	105. Construct Binary Tree from Preorder and Inorder Traversal
1060. Missing Element in Sorted Array	1060. Missing Element in Sorted Array
107. Binary Tree Level Order Traversal 2	107. Binary Tree Level Order Traversal 2
108. Converted Sorted Array to Binary Search Tree	108. Converted Sorted Array to Binary Search Tree
1081. Smallest Subsequence of Distinct Character	1081. Smallest Subsequence of Distinct Character
109. Convert Sorted List to Binary Search Tree	109. Convert Sorted List to Binary Search Tree
1094. Car Pooling	1094. Car Pooling
1095. Find in Mountain Array	1095. Find in Mountain Array
1099. Two Sum Less Than K	1099. Two Sum Less Than K
11. Container With Most Water	11. Container With Most Water
110. Balanced Binary Tree	110. Balanced Binary Tree
111. Minimum Depth of Binary Tree	111. Minimum Depth of Binary Tree
112. Path Sum	112. Path Sum
113. Path Sum2	113. Path Sum2
1143. Longest Common Subsequence	1143. Longest Common Subsequence
116. Populating Next Right Pointers in Each Node	116. Populating Next Right Pointers in Each Node
118. Pascal's Triangle	118. Pascal's Triangle
1189. Maximum Number of Balloons	1189. Maximum Number of Balloons
1190. Reverse Substrings Between Each Pair of Parentheses	1190. Reverse Substrings Between Each Pair of Parentheses
1192. Critical Connections in a Network	1192. Critical Connections in a Network
12. Integer to Roman	12. Integer to Roman
1209. Remove All Adjacent Duplicates in String 2	1209. Remove All Adjacent Duplicates in String 2
121. Best Time to Buy and Sell Stock	121. Best Time to Buy and Sell Stock
1213. Intersection of Three Sorted Arrays	1213. Intersection of Three Sorted Arrays
122. Best Time to Buy and Sell Stock2	122. Best Time to Buy and Sell Stock2
1232. Check If It Is a Straight Line	1232. Check If It Is a Straight Line
124. Binary Tree Maximum Path Sum	124. Binary Tree Maximum Path Sum
1249. Minimum Remove to Make Valid Parentheses	1249. Minimum Remove to Make Valid Parentheses
125. Valid Palindrome	125. Valid Palindrome
127. Word Ladder	127. Word Ladder
1277. Count Square Submatrices with All Ones	1277. Count Square Submatrices with All Ones
128. Longest Consecutive Sequence	128. Longest Consecutive Sequence
1288. Remove Covered Intervals	1288. Remove Covered Intervals
129. Sum Root to Leaf Numbers	129. Sum Root to Leaf Numbers
1290. Convert Binary Number in a Linked List to Integer	1290. Convert Binary Number in a Linked List to Integer
1295. Find Numbers with Even Number of Digits	1295. Find Numbers with Even Number of Digits
13. Roman to Integer	13. Roman to Integer
130. Surrounded Regions	130. Surrounded Regions
131. Palindrome Partitioning	131. Palindrome Partitioning
1329. Sort the Matrix Diagonally	1329. Sort the Matrix Diagonally
133. Clone Graph	133. Clone Graph
1342. Number of Steps to Reduce a Number to Zero	1342. Number of Steps to Reduce a Number to Zero
1351. Count Negative Numbers in a Sorted Matrix	1351. Count Negative Numbers in a Sorted Matrix
136. Single Number	136. Single Number
138. Copy List with Random Pointer	138. Copy List with Random Pointer
139. Word Break	139. Word Break
1394. Find Lucky Integer in an Array	1394. Find Lucky Integer in an Array
14. Longest Common Prefix	14. Longest Common Prefix
1405. Longest Happy String	1405. Longest Happy String
1408. String Matching in an Array	1408. String Matching in an Array
141. Linked List Cycle	141. Linked List Cycle
142. Linked List Cycle II	142. Linked List Cycle II
144. Binary Tree Preorder Traversal	144. Binary Tree Preorder Traversal
1446. Consecutive Characters	1446. Consecutive Characters
145. Binary Tree Postorder Traversal	145. Binary Tree Postorder Traversal
1455. Check if a Word Occurs As a Prefix of Any Word in a Sentence	1455. Check if a Word Occurs As a Prefix of Any Word in a Sentence
146. LRU Cache	146. LRU Cache
1470. Shuffle the Array	1470. Shuffle the Array
148. Sort List	148. Sort List
1480. Running Sum of 1d Array	1480. Running Sum of 1d Array
15. 3Sum	15. 3Sum
150. Evaluate Reverse Polish Notation	150. Evaluate Reverse Polish Notation
1507. Reformat Date	1507. Reformat Date
151. Reverse Words in a String	151. Reverse Words in a String
152. Maximum Product Subarray	152. Maximum Product Subarray
1528. Shuffle String	1528. Shuffle String
153. Find Minimum in Rotated Sorted Array	153. Find Minimum in Rotated Sorted Array
154. Find Minimum in Rotated Sorted Array 2	154. Find Minimum in Rotated Sorted Array 2
155. Min Stack	155. Min Stack
159. Longest Substring with At Most Two Distinct Characters	159. Longest Substring with At Most Two Distinct Characters
16. 3Sum Closest	16. 3Sum Closest
162. Find Peak Element	162. Find Peak Element
165. Compare Version Number	165. Compare Version Number
167. Two Sum 2 - Input array is sorted	167. Two Sum 2 - Input array is sorted
169. Majority Element	169. Majority Element
17. Letter Combination of a Phone Number	17. Letter Combination of a Phone Number
170. Two Sum III - Data structure design	170. Two Sum III - Data structure design
179. Largest Number	179. Largest Number
18. 4Sum	18. 4Sum
1822. Sign of the Product of an Array	1822. Sign of the Product of an Array
186. Reverse Words in a String2	186. Reverse Words in a String2
187. Repeated DNA Sequence	187. Repeated DNA Sequence
189. Rotate Array	189. Rotate Array
19. Remove Nth Node From End of List	19. Remove Nth Node From End of List
191. Number of 1 Bits	191. Number of 1 Bits
198. House Robber	198. House Robber
199. Binary Tree Right Side View	199. Binary Tree Right Side View

Name

Last commit message

Last commit date

427 Commits

1. TwoSum

10. Regular Expression Matching

100. Same Tree

1002. Find Common Characters

1004. Max Consecutive Ones 3

101. Symmetric Tree

102. Binary Tree Level Order Traversal

1029. Two City Scheduling