| 3244 Problem A | 跳水比赛 |
| 3245 Problem B | 空调排名 |
| 2927 Problem A | 判断数字个数 |
| 3225 Problem B | 满足条件的整数 |
| 3238 Problem C | 生日相同 |
| 3237 Problem D | 鸡兔同笼 |
| 1321 Problem E | 棋盘问题 |
| 2911 Problem A | 受限完全平方数 |
| 2913 Problem B | 加密技术 |
| 2811 Problem C | 息灯问题 |
| 2749 Problem D | 分解因数 |
| 2757 Problem E | 最长上升子序列 |
| 2706 Problem F | 麦森数 |
| 2910 Problem G | 提取数字 |
| 2676 Problem A | 整数的个数 |
| 2804 Problem B | 词典 |
| 2883 Problem C | Problem II |
| 2936 Problem D | 试剂配制 |
| 2937 Problem E | 异常细胞检测 |
| 2940 Problem F | 求和 |
| 2942 Problem G | 吃糖果 |
| 3242 Problem H | Problem N:矩阵交换行 |
| 2783 Problem I | Holiday Hotel |
| 2744 Problem J | 子串 |
| 2606 Problem A | Rabbit hunt |
| 2236 Problem B | Wireless Network |
| 2994 Problem C | 拼装模型 |
| 1990 Problem D | MooFest |
| 1147 Problem E | Binary codes |
| 3243 Problem F | A Simple Problem with Integers |
| 1063 Problem G | Flip and Shift |
| 2352 Problem H | Stars |