###LeetCode Algorithm
| # | Title | Solution | Difficulty |
|---|---|---|---|
| 208 | Implement Trie (Prefix Tree) | Ruby | Medium |
| 331 | Verify Preorder Serialization of a Binary Tree | Ruby | Medium |
| 263 | Ugly Number | Ruby | Easy |
| 329 | Longest Increasing Path in a Matrix | Ruby | Hard |
| 153 | Find Minimum in Rotated Sorted Array | Ruby | Medium |
| 62 | Unique Paths | Ruby | Medium |
| 42 | Trapping Rain Water | Ruby | Hard |
| 25 | Reverse Nodes in k-Group | Ruby | Hard |
| 239 | Sliding Window Maximum | Ruby | Hard |
| 127 | Word Ladder | Ruby | Medium |