2026

Jan 2026(16)

2025

Dec 2025(16)

All Posts

Showing 32 of 32 posts

January 2026

January 8, 2026

19. Remove Nth node from end of list

January 7, 2026

138. Copy list with random pointer

January 7, 2026

2. Add two numbers

January 7, 2026

21. Merge two sorted lists

January 6, 2026

141. Linked list cycle

January 6, 2026

150. Evaluate reverse polish notation

January 6, 2026

155. Min stack

January 6, 2026

71. Simplify path

January 5, 2026

20. Valid parentheses

January 4, 2026

452. Minimum number of arrows to burst balloons

January 3, 2026

128. Longest consecutive sequence

January 3, 2026

228. Summary ranges

January 3, 2026

56. Merge intervals

January 3, 2026

57. Insert interval

January 2, 2026

1. Two sum

January 2, 2026

49. Group anagrams

December 2025

December 29, 2025

242. Valid anagram

December 28, 2025

290. Word pattern

December 27, 2025

205. Isomorphic strings

December 27, 2025

209. Minimum size subarray sum

December 27, 2025

383. Ransom note

December 22, 2025

11. Container with most water

December 22, 2025

167. Two sum II - input array is sorted

December 21, 2025

3. Longest substring without repeating characters

December 21, 2025

392. Is subsequence

December 20, 2025

121. Best time to buy and sell a stock

December 20, 2025

122. Best time to buy and sell stock II

December 20, 2025

125. Valid Palindrome

December 20, 2025

55. Jump game

December 19, 2025

189. Rotate array

December 18, 2025

169. Majority element

December 17, 2025

80. Remove duplicates from sorted array II