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Pick a problem randomly based on the current filter.
| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4408 | CSPJ2026HR1 2026 CSPJ 初赛模拟 1(HR) | 1 / 9 | 3 | |
| 4409 | CSPJ2026HR2 2026 CSPJ 初赛模拟 2(HR) | 0 / 0 | 3 | |
| 4410 | CSPJ2026HR3 2026 CSPJ 初赛模拟 3(HR) | 0 / 0 | 3 | |
| 4411 | CSPJ2026HR4 2026 CSPJ 初赛模拟 4(HR) | 0 / 3 | 10 | |
| 4412 | CSPJ2026HR5 2026 CSPJ 初赛模拟 5(HR) | 0 / 0 | (None) |
Pick a problem randomly based on the current filter.
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