| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 292 | 292 特殊的四位数 | 0 / 0 | (None) | |
| 293 | 293 区间求数 | 0 / 0 | (None) | |
| 294 | 294 求一个数 | 0 / 0 | (None) | |
| 298 | 298 有趣的自然数 | 0 / 0 | (None) | |
| 311 | 311 求一个5位数 | 0 / 0 | (None) | |
| 312 | 312 数学问题:计算1 | 0 / 0 | (None) |
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