| 1018 | You are my brother | 4 | 19 | 21.053% |
| 2146 | 【信息学奥赛一本通】亲戚(relation) | 94 | 298 | 31.544% |
| 2147 | 【信息学奥赛一本通】格子游戏 | 24 | 44 | 54.545% |
| 2162 | 【信息学奥赛一本通】家庭问题(family) | 27 | 45 | 60.000% |
| 2185 | 【信息学奥赛一本通】团伙(group) | 87 | 201 | 43.284% |
| 2186 | 【信息学奥赛一本通】打击犯罪(black) | 6 | 6 | 100.000% |
| 2187 | 【信息学奥赛一本通】搭配购买(buy) | 5 | 5 | 100.000% |
| 2188 | 【信息学奥赛一本通】家谱(gen) | 34 | 42 | 80.952% |
| 2190 | 【信息学奥赛一本通】食物链【NOI2001】 | 25 | 78 | 32.051% |
| 2784 | 4101 银河英雄传说 | 1 | 5 | 20.000% |
| 2814 | 可持久化并查集加强版 | 0 | 0 | 0.000% |
| 2852 | USACO2019Dec - Silver3 - Milk Visits | 6 | 25 | 24.000% |
| 2885 | USACO 2019 US Open Contest, Bronze Problem 2. Milk Factory | 1 | 1 | 100.000% |
| 2913 | USACO 2021Open- Gold - P2 - Portals | 2 | 5 | 40.000% |
| 4394 | 并查集 | 6 | 29 | 20.690% |
| 4404 | 朋友 | 13 | 17 | 76.471% |
| 4405 | 机器人比赛 | 1 | 1 | 100.000% |
| 4411 | 食物链--并查集训练T4 | 8 | 8 | 100.000% |
| 4412 | 通信系统 | 1 | 3 | 33.333% |