| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 6846 | D1045 树的节点深度(无权) | 5 / 13 | 9 | |
| 6847 | D1046 树的节点深度(有权) | 6 / 14 | 8 | |
| 6848 | D1047 子树大小 | 6 / 11 | 9 | |
| 6849 | D1048 树的直径 | 2 / 4 | 10 | |
| 6850 | D1049 树的重心 | 1 / 9 | 10 | |
| 6851 | D1050 图的遍历 | 2 / 3 | 10 | |
| 6894 | D1052 DQUERY | 0 / 1 | 10 | |
| 6818 | D1053 手机话费 | 21 / 56 | 5 | |
| 6819 | D1054 龟兔赛跑预测 | 13 / 71 | 8 | |
| 6820 | D1055 谁拿了最高奖学金 | 12 / 41 | 6 | |
| 6763 | 6763 求最小值 | 1 / 2 | 10 |
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