Stack
21 solutions
- 0042 - Trapping Rain Water (Hard)
- 0084 - Largest Rectangle in Histogram (Hard)
- 0094 - Binary Tree Inorder Traversal (Easy)
- 0143 - Reorder List (Medium)
- 0144 - Binary Tree Preorder Traversal (Easy)
- 0145 - Binary Tree Postorder Traversal (Easy)
- 0150 - Evaluate Reverse Polish Notation (Medium)
- 0234 - Palindrome Linked List (Easy)
- 0445 - Add two Numbers II (Medium)
- 0678 - Valid Parenthesis String (Medium)
- 0739 - Daily Temperatures
- 0844 - Backspace String Compare (Easy)
- 0853 - Car Fleet (Medium)
- 0901 - Online Stock Span (Medium)
- 0907 - Sum of Subarray Minimums (Medium)
- 1019 - Next Greater Node In Linked List (Medium)
- 1047 - Remove All Adjacent Duplicates In String (Easy)
- 1544 - Make The String Great (Easy)
- 1793 - Maximum Score of a Good Subarray (Hard)
- 1996 - The Number of Weak Characters in the Game (Medium)
- 2487 - Remove Nodes From Linked List (Medium)