1. Two Sum |
Solution |
7. Reverse Integer |
Solution |
13. Roman to Integer |
Solution |
14. Longest Common Prefix |
Solution |
20. Valid Parentheses |
Solution |
21. Merge Two Sorted Lists |
Solution |
26. Remove Duplicates from Sorted Array |
Solution |
28. Implement strStr() |
Solution |
38. Count and Say |
Solution |
53. Maximum Subarray |
Solution |
66. Plus One |
Solution |
69. Sqrt(x) |
Solution |
70. Climbing Stairs |
Solution |
88. Merge Sorted Array |
Solution |
101. Symmetric Tree |
Solution |
104. Maximum Depth Binary Tree |
Solution |
108. Convert Sorted Array to Binary Search Tree |
Solution |
118. Pascal's Triangle |
Solution |
121. Best Time to Buy and Sell Stock |
Solution |
122. Best Time to Buy and Sell Stock II |
Solution |
125. Valid Palindrome |
Solution |
136. SingleNumber |
Solution |
141. Linked List Cycle |
Solution |
155. Min Stack |
Solution |
160. Intersection of Two Linked Lists |
Solution |
169. Majority Element |
Solution |
171. Excel Sheet Column Number |
Solution |
172. Factorial Trailing Zeroes |
Solution |
190. Reverse Bits |
Solution |
191. Number of 1 Bits |
Solution |
202. Happy Number |
Solution |
204. Count Primes |
Solution |
206. Reverse Linked List |
Solution |
217. Contains Duplicate |
Solution |
234. Palindrome Linked List |
Solution |
237. Delete Node in a Linked List |
Solution |
242. Valid Anagram |
Solution |
268. Missing Number |
Solution |
283. Move Zeroes |
Solution |
326. Power of Three |
Solution |
344. Reverse String |
Solution |
350. Intersection of Two Arrays II |
Solution |
387. First Unique Character in a String |
Solution |
412. Fizz Buzz |
Solution |