Ricky’s Leetcode Solutions

82. Remove Duplicates from Sorted List II


Read more ⟶

51. N-Queens


Read more ⟶

19. Remove Nth Node From End of List


Read more ⟶

103. Binary Tree Zigzag Level Order Traversal


Read more ⟶

42. Trapping Rain Water


Read more ⟶

134. Gas Station


Read more ⟶

69. Sqrt(x)


Read more ⟶

97. Interleaving String


Read more ⟶

221. Maximal Square


Read more ⟶

137. Single Number II


Read more ⟶