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ID Problem Show tags Hide tags AC / Tried Difficulty
2017 P2017  [CSP-J2023] T1 小苹果 19 / 62 6
2018 P2018  [CSP-J2023] T2 公路 3 / 10 10
860 Z2019A  数字游戏 (Number Games) 5 / 5 10
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