ID 题目 显示标签 隐藏标签 AC / 尝试 难度
13627 P13903   「KFCOI Round #2」卡常题 0 / 0 7
13617 P13994   【MX-X19-T3】「LAOI-14」Another Round 0 / 0 6
13637 P14028   【MX-X20-T2】「FAOI-R7」最小极差(jicha) 0 / 0 3
14098 P14253   旅行(trip) 0 / 0 5
14093 P14260   期待(counting) 0 / 0 7
14153 P14293   [JOI2024 预选赛 R2] 购物 2 / Shopping 2 0 / 0 5
14103 P14306   【MX-J27-T3】旋律 0 / 0 5
14169 P14327   [JOI2022 预选赛 R2] 国土分割 / Land Division 0 / 0 5
14218 P14359   [CSP-J 2025] 异或和 0 / 0 5
14247 P14406   [JOISC 2015] 愉快的标志设计 / En-JOI-able Logo Design 0 / 0 5
14265 P14425   [JOISC 2014] JOIOJI 0 / 0 6
14310 P14520   【MX-S11-T1】战争游戏 0 / 0 5
14306 P14521   【MX-S11-T2】加减乘除 0 / 0 6
14336 P14525   [BYOI R1] 幻想碎片 0 / 0 6
14604 P14727   [ICPC 2022 Seoul R] Frog Jump 0 / 0 5
14522 P14759   [Opoi 2025] CCD 的异或 II 0 / 0 6
14679 P14815   [ICPC 2023 Yokohama R] Rank Promotion 0 / 0 5
14707 P14840   [THUPC 2026 初赛] 宝石分组 0 / 0 7
14843 P14988   多边形 0 / 0 5
14974 P15064   [UOI 2024 II Stage] Everyone Loves Permutations 0 / 0 5
15074 P15139   [SWERC 2025] Expansion Plan 2 0 / 0 3
15231 P15321   【MX-X24-T2】「RiOI-7」Oops, It's Yesterday Twice More 0 / 0 6
15208 P15341   「RedStone OI R1 A」DigDig 0 / 0 5
15288 P15412   「TBOI Round 1」Niton & Galgame 0 / 0 8
15401 P15545   「Stoi2037」晴天 0 / 0 1
15483 P15576   [USACO26FEB] Good Cyclic Shifts G 0 / 0 7
15637 P15729   [JAG 2024 Summer Camp #2] Add Add Add 0 / 0 5

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根据当前过滤条件随机选择一道题