| A | 炮兵阵地 | 2 | 2 |
| B | 奶牛的食物 | 0 | 0 |
| C | 树的最长路径 | 0 | 0 |
| D | 选课 | 0 | 0 |
| E | 能量石 | 0 | 0 |
| F | FBI树 | 1 | 1 |
| G | 对称二叉树 | 1 | 1 |
| H | 表达式 | 0 | 1 |
| I | 逻辑表达式(expr | 0 | 0 |
| J | Trie字符串统计 | 1 | 1 |
| K | 最大异或对 | 1 | 2 |
| L | Phone List | 1 | 12 |
| M | 背单词 | 0 | 0 |
| N | Oulipo | 2 | 3 |
| O | Power Strings | 1 | 2 |
| P | Seek the Name,Seek the Fame | 1 | 1 |
| Q | friends | 0 | 0 |
| R | 电路维修 | 2 | 3 |
| S | 区间和 | 0 | 0 |
| T | Goldilocks and the N Cows 金发姑娘和 N 头牛 | 0 | 0 |
| U | Painting the Fence 粉刷栅栏 | 0 | 0 |
| V | 电影 | 0 | 0 |