| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 644 | TLD049 一元三次方程求解 | 1 / 1 | 10 | |
| 645 | TLD050 砍树 | 1 / 1 | 10 | |
| 646 | TLD051 路标设置 | 1 / 2 | 10 | |
| 647 | TLD052 奶牛打架 | 1 / 1 | 10 | |
| 648 | TLD055 跳石头 | 1 / 1 | 10 |
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