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balpoint_pen
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已解決的問題：共 87 道題
6636656716748338388508598628758829641357181718251839187525132544254525702573368640914795487853365338541454155452545354545648565756585659628465047301730273037304730573067307731373167317731873207321732273247325732773287338741674797482767877748240853085318532853886309729973497689838983998409914993610183101841087211409116151204114130148101546215466
嘗試過的問題：共 8 道題
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無Virtual Participations：共 2 场比赛
| Name | Start time |
|---|---|
| Korea IOI Team Selection Test (KOI TST) 2025, 2nd Selection Contest | 2025-07-14 18:11:58 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 3 | 2025-07-08 08:00:03 |