| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 2294 | B131 二叉树先序、中序求后序 | 14 / 34 | 6 | |
| 2295 | B132 扩展二叉树 | 12 / 22 | 6 | |
| 3169 | B133 先序遍历二叉树 | 19 / 56 | 5 | |
| 3170 | B134 中序遍历二叉树 | 10 / 14 | 5 | |
| 2323 | B136 查找二叉树 | 8 / 16 | 6 | |
| 2324 | B137 对称二叉树 | 6 / 25 | 6 | |
| 3716 | B263 二叉树输出 | 4 / 5 | 6 | |
| 3715 | B265 淘汰赛 | 10 / 21 | 6 | |
| 3584 | NOIPJ2004C [NOIP 2004 普及组] FBI 树 | 6 / 8 | 6 |
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