| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 197 | THU20201A 思考熊的马拉松 | 13 / 56 | 3 | |
| 198 | THU20201B 过去的项链 | 6 / 47 | 4 | |
| 199 | THU20201C 组合数问题(暂未完工,数据上传后重测) | 0 / 0 | 9 | |
| 204 | THU20221A k 叉树 | 34 / 114 | 2 | |
| 205 | THU20221B 租约机制 | 6 / 25 | 3 | |
| 206 | THU20221C 初等数论 | 2 / 4 | 8 | |
| 213 | THU20231A 数数 | 32 / 230 | 3 | |
| 214 | THU20231B 粽子树 | 20 / 121 | 3 | |
| 215 | THU20231C 互质数 | 8 / 20 | 6 | |
| 27 | THU20251A Movie | 142 / 221 | 1 | |
| 28 | THU20251B Binary Matrix | 75 / 247 | 2 | |
| 29 | THU20251C Floor or Ceil | 63 / 440 | 2 | |
| 126 | THU20251D 井字井字棋 | 27 / 117 | 3 | |
| 688 | THU20261A 奥林匹克五子棋 | 8 / 58 | 3 | |
| 689 | THU20261B 元旦激光炮 | 3 / 14 | 3 |
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