| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 11 | P11 加減乘除 | 7 / 23 | 2 | |
| 17 | P17 BASIC 的 SGN 函數 | 7 / 11 | 1 | |
| 859 | P859 Tournament Selection | 0 / 0 | (None) | |
| 880 | P880 Arrival Time | 0 / 0 | (None) |
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