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431 Commits
Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree.java
Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree.java
 
 
First Unique Number.java
First Unique Number.java
 
 
10. Regular Expression Matching.java
10. Regular Expression Matching.java
 
 
100. Same Tree.java
100. Same Tree.java
 
 
1008 Construct Binary Search Tree from Preorder Traversal.java
1008 Construct Binary Search Tree from Preorder Traversal.java
 
 
101. Symmetric Tree.java
101. Symmetric Tree.java
 
 
1019. Next Greater Node In Linked List.java
1019. Next Greater Node In Linked List.java
 
 
102. Binary Tree Level Order Traversal.java
102. Binary Tree Level Order Traversal.java
 
 
1029. Two City Scheduling.java
1029. Two City Scheduling.java
 
 
103. Binary Tree Zigzag Level Order Traversal.java
103. Binary Tree Zigzag Level Order Traversal.java
 
 
1031. Maximum Sum of Two Non-Overlapping Subarrays.java
1031. Maximum Sum of Two Non-Overlapping Subarrays.java
 
 
1032. Stream of Characters.java
1032. Stream of Characters.java
 
 
1035. Uncrossed Lines.java
1035. Uncrossed Lines.java
 
 
1041. Robot Bounded In Circle.java
1041. Robot Bounded In Circle.java
 
 
1048. Longest String Chain.java
1048. Longest String Chain.java
 
 
1049. Last Stone Weight II.java
1049. Last Stone Weight II.java
 
 
105. Construct Binary Tree from Preorder and Inorder Traversal.java
105. Construct Binary Tree from Preorder and Inorder Traversal.java
 
 
106. Construct Binary Tree from Inorder and Postorder Traversal.java
106. Construct Binary Tree from Inorder and Postorder Traversal.java
 
 
107. Binary Tree Level Order Traversal II.java
107. Binary Tree Level Order Traversal II.java
 
 
108. Convert Sorted Array to Binary Search Tree.java
108. Convert Sorted Array to Binary Search Tree.java
 
 
1088. Confusing Number II.java
1088. Confusing Number II.java
 
 
109. Convert Sorted List to Binary Search Tree.java
109. Convert Sorted List to Binary Search Tree.java
 
 
1091. Shortest Path in Binary Matrix.java
1091. Shortest Path in Binary Matrix.java
 
 
11. Container With Most Water.java
11. Container With Most Water.java
 
 
110. Balanced Binary Tree.java
110. Balanced Binary Tree.java
 
 
1103. Distribute Candies to People.java
1103. Distribute Candies to People.java
 
 
111. Minimum Depth of Binary Tree.java
111. Minimum Depth of Binary Tree.java
 
 
114. Flatten Binary Tree to Linked List.java
114. Flatten Binary Tree to Linked List.java
 
 
1143. Longest Common Subsequence.java
1143. Longest Common Subsequence.java
 
 
116. Populating Next Right Pointers in Each Node.java
116. Populating Next Right Pointers in Each Node.java
 
 
118. Pascal's Triangle
118. Pascal's Triangle
 
 
119. Pascal's Triangle II
119. Pascal's Triangle II
 
 
1197. Minimum Knight Moves.java
1197. Minimum Knight Moves.java
 
 
12. Integer to Roman.java
12. Integer to Roman.java
 
 
121. Best Time to Buy and Sell Stock.java
121. Best Time to Buy and Sell Stock.java
 
 
122. Best Time to Buy and Sell Stock II
122. Best Time to Buy and Sell Stock II
 
 
123. Best Time to Buy and Sell Stock III.java
123. Best Time to Buy and Sell Stock III.java
 
 
1232. Check If It Is a Straight Line.java
1232. Check If It Is a Straight Line.java
 
 
124. Binary Tree Maximum Path Sum.java
124. Binary Tree Maximum Path Sum.java
 
 
1249. Minimum Remove to Make Valid Parentheses.java
1249. Minimum Remove to Make Valid Parentheses.java
 
 
125. Valid Palindrome
125. Valid Palindrome
 
 
126. Word Ladder II.java
126. Word Ladder II.java
 
 
1277. Count Square Submatrices with All Ones.java
1277. Count Square Submatrices with All Ones.java
 
 
128. Longest Consecutive Sequence.java
128. Longest Consecutive Sequence.java
 
 
1286. Iterator for Combination.java
1286. Iterator for Combination.java
 
 
129. Sum Root to Leaf Numbers.java
129. Sum Root to Leaf Numbers.java
 
 
130. Surrounded Regions.java
130. Surrounded Regions.java
 
 
1305. All Elements in Two Binary Search Trees.java
1305. All Elements in Two Binary Search Trees.java
 
 
131. Palindrome Partitioning.java
131. Palindrome Partitioning.java
 
 
133. Clone Graph.java
133. Clone Graph.java
 
 
135. Candy.java
135. Candy.java
 
 
1352. Product of the Last K Numbers.java
1352. Product of the Last K Numbers.java
 
 
136. Single Number.java
136. Single Number.java
 
 
1371. Find the Longest Substring Containing Vowels in Even Counts.java
1371. Find the Longest Substring Containing Vowels in Even Counts.java
 
 
138. Copy List with Random Pointer.java
138. Copy List with Random Pointer.java
 
 
139. Word Break.java
139. Word Break.java
 
 
14. Longest Common Prefix
14. Longest Common Prefix
 
 
141. Linked List Cycle.java
141. Linked List Cycle.java
 
 
143. Reorder List.java
143. Reorder List.java
 
 
1431. Kids With the Greatest Number of Candies.java
1431. Kids With the Greatest Number of Candies.java
 
 
146. LRU Cache.java
146. LRU Cache.java
 
 
15. 3Sum.java
15. 3Sum.java
 
 
151. Reverse Words in a String.java
151. Reverse Words in a String.java
 
 
152. Maximum Product Subarray.java
152. Maximum Product Subarray.java
 
 
153. Find Minimum in Rotated Sorted Array.java
153. Find Minimum in Rotated Sorted Array.java
 
 
154. Find Minimum in Rotated Sorted Array II.java
154. Find Minimum in Rotated Sorted Array II.java
 
 
155. Min Stack.java
155. Min Stack.java
 
 
16. 3Sum Closest.java
16. 3Sum Closest.java
 
 
160 Intersection of Two Linked Lists Easy
160 Intersection of Two Linked Lists Easy
 
 
161. One Edit Distance.java
161. One Edit Distance.java
 
 
163. Missing Ranges.java
163. Missing Ranges.java
 
 
165. Compare Version Numbers.java
165. Compare Version Numbers.java
 
 
167. Two Sum II - Input array is sorted
167. Two Sum II - Input array is sorted
 
 
168. Excel Sheet Column Title.java
168. Excel Sheet Column Title.java
 
 
169. Majority Element.java
169. Majority Element.java
 
 
171. Excel Sheet Column Number.java
171. Excel Sheet Column Number.java
 
 
174. Dungeon Game.java
174. Dungeon Game.java
 
 
188. Best Time to Buy and Sell Stock IV.java
188. Best Time to Buy and Sell Stock IV.java
 
 
19. Remove Nth Node From End of List.java
19. Remove Nth Node From End of List.java
 
 
190. Reverse Bits
190. Reverse Bits
 
 
191. Number of 1 Bits
191. Number of 1 Bits
 
 
198. House Robber
198. House Robber
 
 
199. Binary Tree Right Side View.java
199. Binary Tree Right Side View.java
 
 
20. Valid Parentheses
20. Valid Parentheses
 
 
201. Bitwise AND of Numbers Range.java
201. Bitwise AND of Numbers Range.java
 
 
202. Happy Number
202. Happy Number
 
 
203. Remove Linked List Elements.java
203. Remove Linked List Elements.java
 
 
204. Count Primes
204. Count Primes
 
 
205. Isomorphic Strings
205. Isomorphic Strings
 
 
206. Reverse Linked List
206. Reverse Linked List
 
 
207. Course Schedule.java
207. Course Schedule.java
 
 
208. Implement Trie (Prefix Tree).java
208. Implement Trie (Prefix Tree).java
 
 
209. Minimum Size Subarray Sum.java
209. Minimum Size Subarray Sum.java
 
 
21. Merge Two Sorted Lists
21. Merge Two Sorted Lists
 
 
210. Course Schedule II.java
210. Course Schedule II.java
 
 
211. Add and Search Word - Data structure design.java
211. Add and Search Word - Data structure design.java
 
 
212. Word Search II.java
212. Word Search II.java
 
 
213. House Robber II.java
213. House Robber II.java
 
 
215. Kth Largest Element in an Array.java
215. Kth Largest Element in an Array.java
 
 
216. Combination Sum III.java
216. Combination Sum III.java
 
 

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