Leetcode

Preparation for Google by solving LeetCode problems (240 problems, Easy 115, Medium 107, Hard 18)

Name		Name	Last commit message	Last commit date
Latest commit History 35 Commits
1. Two Sum .txt		1. Two Sum .txt
100. Same Tree .txt		100. Same Tree .txt
1003. Check If Word Is Valid After Substitutions.txt		1003. Check If Word Is Valid After Substitutions.txt
1007. Minimum Domino Rotations For Equal Row.txt		1007. Minimum Domino Rotations For Equal Row.txt
101. Symmetric Tree .txt		101. Symmetric Tree .txt
1010. Pairs of Songs With Total Durations Divisible by 60.txt		1010. Pairs of Songs With Total Durations Divisible by 60.txt
102. Binary Tree Level Order Traversal .txt		102. Binary Tree Level Order Traversal .txt
1023. Camelcase Matching.txt		1023. Camelcase Matching.txt
1027. Longest Arithmetic Sequence.txt		1027. Longest Arithmetic Sequence.txt
1029. Two City Scheduling.txt		1029. Two City Scheduling.txt
104. Maximum Depth of Binary Tree .txt		104. Maximum Depth of Binary Tree .txt
1041. Robot Bounded In Circle.txt		1041. Robot Bounded In Circle.txt
1042. Flower Planting With No Adjacent.txt		1042. Flower Planting With No Adjacent.txt
1046. Last Stone Weight.txt		1046. Last Stone Weight.txt
1049. Last Stone Weight II.txt		1049. Last Stone Weight II.txt
105. Construct Binary Tree from Preorder and Inorder Traversal .txt		105. Construct Binary Tree from Preorder and Inorder Traversal .txt
106. Construct Binary Tree from Inorder and Postorder Traversal .txt		106. Construct Binary Tree from Inorder and Postorder Traversal .txt
1079. Letter Tile Possibilities .txt		1079. Letter Tile Possibilities .txt
108. Convert Sorted Array to Binary Search Tree .txt		108. Convert Sorted Array to Binary Search Tree .txt
1090. Largest Values From Labels.txt		1090. Largest Values From Labels.txt
1092. Shortest Common Supersequence.txt		1092. Shortest Common Supersequence.txt
1095. Find in Mountain Array .txt		1095. Find in Mountain Array .txt
110. Balanced Binary Tree .txt		110. Balanced Binary Tree .txt
1105. Filling Bookcase Shelves.txt		1105. Filling Bookcase Shelves.txt
112. Path Sum .txt		112. Path Sum .txt
1122. Relative Sort Array.txt		1122. Relative Sort Array.txt
1123. Lowest Common Ancestor of Deepest Leaves .txt		1123. Lowest Common Ancestor of Deepest Leaves .txt
1131. Maximum of Absolute Value Expression.txt		1131. Maximum of Absolute Value Expression.txt
114. Flatten Binary Tree to Linked List.txt		114. Flatten Binary Tree to Linked List.txt
1146. Snapshot Array .txt		1146. Snapshot Array .txt
1155. Number of Dice Rolls With Target Sum.txt		1155. Number of Dice Rolls With Target Sum.txt
116. Populating Next Right Pointers in Each Node .txt		116. Populating Next Right Pointers in Each Node .txt
117. Populating Next Right Pointers in Each Node II .txt		117. Populating Next Right Pointers in Each Node II .txt
118. Pascal's Triangle .txt		118. Pascal's Triangle .txt
119. Pascal's Triangle II.txt		119. Pascal's Triangle II.txt
122. Best Time to Buy and Sell Stock II .txt		122. Best Time to Buy and Sell Stock II .txt
124. Binary Tree Maximum Path Sum .txt		124. Binary Tree Maximum Path Sum .txt
125. Valid Palindrome.txt		125. Valid Palindrome.txt
127. Word Ladder .txt		127. Word Ladder .txt
1317. Convert Integer to the Sum of Two No-Zero Integers.txt		1317. Convert Integer to the Sum of Two No-Zero Integers.txt
133. Clone Graph .txt		133. Clone Graph .txt
136. Single Number .txt		136. Single Number .txt
138. Copy List with Random Pointer .txt		138. Copy List with Random Pointer .txt
14. Longest Common Prefix .txt		14. Longest Common Prefix .txt
141. Linked List Cycle .txt		141. Linked List Cycle .txt
142. Linked List Cycle II .txt		142. Linked List Cycle II .txt
144. Binary Tree Preorder Traversal .txt		144. Binary Tree Preorder Traversal .txt
145. Binary Tree Postorder Traversal .txt		145. Binary Tree Postorder Traversal .txt
146. LRU Cache .txt		146. LRU Cache .txt
149. Max Points on a Line .txt		149. Max Points on a Line .txt
150. Evaluate Reverse Polish Notation.txt		150. Evaluate Reverse Polish Notation.txt
151. Reverse Words in a String .txt		151. Reverse Words in a String .txt
155. Min Stack.txt		155. Min Stack.txt
160. Intersection of Two Linked Lists .txt		160. Intersection of Two Linked Lists .txt
166. Fraction to Recurring Decimal .txt		166. Fraction to Recurring Decimal .txt
167. Two Sum II - Input array is sorted .txt		167. Two Sum II - Input array is sorted .txt
17. Letter Combinations of a Phone Number .txt		17. Letter Combinations of a Phone Number .txt
171. Excel Sheet Column Number.txt		171. Excel Sheet Column Number.txt
172. Factorial Trailing Zeroes.txt		172. Factorial Trailing Zeroes.txt
173. Binary Search Tree Iterator .txt		173. Binary Search Tree Iterator .txt
18. 4Sum.txt		18. 4Sum.txt
188. Best Time to Buy and Sell Stock IV .txt		188. Best Time to Buy and Sell Stock IV .txt
189. Rotate Array .txt		189. Rotate Array .txt
19. Remove Nth Node From End of List .txt		19. Remove Nth Node From End of List .txt
190. Reverse Bits.txt		190. Reverse Bits.txt
198. House Robber .txt		198. House Robber .txt
2. Add Two Numbers .txt		2. Add Two Numbers .txt
20. Valid Parentheses .txt		20. Valid Parentheses .txt
200. Number of Islands .txt		200. Number of Islands .txt
202. Happy Number .txt		202. Happy Number .txt
203. Remove Linked List Elements .txt		203. Remove Linked List Elements .txt
204. Count Primes.txt		204. Count Primes.txt
205. Isomorphic Strings.txt		205. Isomorphic Strings.txt
206. Reverse Linked List .txt		206. Reverse Linked List .txt
207. Course Schedule.txt		207. Course Schedule.txt
208. Implement Trie (Prefix Tree) .txt		208. Implement Trie (Prefix Tree) .txt
209. Minimum Size Subarray Sum .txt		209. Minimum Size Subarray Sum .txt
21. Merge Two Sorted Lists .txt		21. Merge Two Sorted Lists .txt
210. Course Schedule II .txt		210. Course Schedule II .txt
211. Add and Search Word - Data structure design.txt		211. Add and Search Word - Data structure design.txt
212. Word Search II .txt		212. Word Search II .txt
217. Contains Duplicate .txt		217. Contains Duplicate .txt
218. The Skyline Problem .txt		218. The Skyline Problem .txt
219. Contains Duplicate II .txt		219. Contains Duplicate II .txt
22. Generate Parentheses .txt		22. Generate Parentheses .txt
220. Contains Duplicate III .txt		220. Contains Duplicate III .txt
225. Implement Stack using Queues .txt		225. Implement Stack using Queues .txt
232. Implement Queue using Stacks .txt		232. Implement Queue using Stacks .txt
234. Palindrome Linked List .txt		234. Palindrome Linked List .txt
235. Lowest Common Ancestor of a Binary Search Tree .txt		235. Lowest Common Ancestor of a Binary Search Tree .txt
236. Lowest Common Ancestor of a Binary Tree .txt		236. Lowest Common Ancestor of a Binary Tree .txt
237. Delete Node in a Linked List .txt		237. Delete Node in a Linked List .txt
24. Swap Nodes in Pairs .txt		24. Swap Nodes in Pairs .txt
240. Search a 2D Matrix II .txt		240. Search a 2D Matrix II .txt
242. Valid Anagram .txt		242. Valid Anagram .txt
26. Remove Duplicates from Sorted Array .txt		26. Remove Duplicates from Sorted Array .txt
27. Remove Element .txt		27. Remove Element .txt
278. First Bad Version .txt		278. First Bad Version .txt
279. Perfect Squares .txt		279. Perfect Squares .txt
28. Implement strStr() .txt		28. Implement strStr() .txt

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