| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 29 | P1157 组合的输出 | 0 / 0 | (None) | |
| 31 | P1450 [HAOI2008] 硬币购物 | 0 / 0 | 10 | |
| 27 | P1706 全排列问题 | 0 / 0 | (None) | |
| 36 | P2154 [SDOI2009] 虔诚的墓主人 | 0 / 0 | 10 | |
| 30 | P2415 集合求和 | 0 / 0 | (None) | |
| 33 | P2606 [ZJOI2010] 排列计数 | 0 / 0 | 9 | |
| 28 | P2822 [NOIP2016 提高组] 组合数问题 | 0 / 0 | (None) | |
| 26 | P3197 [HNOI2008] 越狱 | 0 / 0 | (None) | |
| 35 | P4456 [CQOI2018] 交错序列 | 0 / 0 | 9 | |
| 37 | P4678 [FJWC2018] 全排列 | 0 / 0 | 10 | |
| 34 | P6521 [CEOI2010 day2] pin | 0 / 0 | 9 | |
| 25 | P6692 出生点 | 0 / 0 | (None) | |
| 32 | P8688 [蓝桥杯 2019 省 A] 组合数问题 | 0 / 0 | 10 |