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lt: leetcode
jz: 剑指Offer
| # | Name | Difficulty | Solution | index |
|---|---|---|---|---|
| 1 | 直接插入 | easy | python | ♥ |
| 2 | 简单选择排序 | easy | python | ♥ |
| 3 | 冒泡排序 | easy | python | ♥ |
| 4 | 希尔 | easy | python | ♥ |
| 5 | 快排(递归) | easy | python | ♥♥ |
| 6 | 快排(栈) | medium | python | ♥♥ |
| 7 | 堆排序 | medium | python | ♥♥ |
| 8 | TOP-K | medium | python | ♥ |
| 9 | 二分查找 | easy | python | ♥♥ |
| # | Name | Difficulty | Solution | Category |
|---|---|---|---|---|
| lt.1 | Two Sum | easy | python | array |
| lt.2 | Add Two Numbers | easy | python | linked list |
| lt.4 | Median of Two Sorted Arrays | hard | [python] | |
| lt.5 | Longest Palindromic Substring | easy | [python] | |
| lt.6 | ZigZag Conversion | easy | [python] | |
| lt.7 | Reverse Integer | easy | [python] | |
| lt.8 | String to Integer (atoi) | medium | [python] | |
| lt.50 | Pow(x,n) | medium | python | recursion |
| lt.56 | Merge Intervals | medium | python | array |
| lt.78 | Subsets | medium | python | backtracking,dfs |
| lt.127 | Word Ladder | medium | python | bfs |
| lt.221 | Maximal Square | medium | [python] | dp |
| lt.279 | Perfect Squares | medium | python | dp, bfs |
| 蓄水池 | Reservoir Sampling | medium | python | math |