243 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
15269 P10386   [蓝桥杯 2024 省 A] 五子棋对弈 0 / 0 5
15329 P10419   [蓝桥杯 2023 国 A] 01 游戏 0 / 0 6
15262 P10448   组合型枚举 77 / 248 3
15336 P10449   费解的开关 27 / 76 6
15203 P10477   [NWERC 2003] Subway tree systems 0 / 0 5
15341 P10481   [SEERC 2005] Sudoku 0 / 0 6
15278 P10483   小猫爬山 42 / 268 3
15211 P10489   [IOI 1994] The Buses 1 / 1 6
15209 P10490   Missile Defence System 1 / 1 5
15289 P10956   金字塔 0 / 0 6
13352 P11022   「LAOI-6」Yet Another Graph Coloration Problem 0 / 0 6
15109 P11171   「CMOI R1」mex1 0 / 0 8
16036 P11234   [CSP-S 2024] 擂台游戏 0 / 0 9
16093 P11294   [NOISG 2022 Qualification] Tree Cutting 0 / 0 7
16270 P11417   [Sloi 2024] D1T1 精卫 0 / 0 7
17112 P12139   [蓝桥杯 2025 省 A] 黑白棋 0 / 0 3
17272 P12317   [蓝桥杯 2024 国 C] 树的结点值 0 / 0 5
17310 P12371   【模板】最大团/最大独立集 0 / 0 8
17562 P13012   【MX-X13-T7】「KDOI-12」No one can be anything without comparison. 0 / 0 9
18691 P13183   [GCJ 2017 Finals] Stack Management 0 / 0 9
18701 P13191   [GCJ 2016 #1A] BFFs 0 / 0 6
18739 P13228   [GCJ 2015 #3] Fairland 0 / 0 6
18752 P13245   [GCJ 2014 Qualification] Minesweeper Master 0 / 0 6
18774 P13267   [GCJ 2014 Finals] Paradox Sort 0 / 0 8
18827 P13321   [GCJ 2012 #1C] Diamond Inheritance 0 / 0 5
18942 P13425   [COCI 2020/2021 #1] Bajka 0 / 0 5
18951 P13434   [GCJ 2009 #1B] Decision Tree 0 / 0 6
19012 P13731   【MGVOI R1-C】收集括号（brackets） 0 / 0 6
18928 P13823   「Diligent-OI R2 C」所谓伊人 0 / 0 6
19369 P13886   [蓝桥杯 2023 省 Python A] 分糖果 0 / 0 3
19554 P14076   [GESP202509 六级] 货物运输 0 / 0 3
19555 P14077   [GESP202509 七级] 连通图 0 / 0 3
19535 P14098   [POCamp 2022] 狼抓兔子 II / Djur 0 / 0 7
19583 P14121   [SCCPC 2021] Don't Really Like How The Story Ends 0 / 0 6
18457 P14260   期待（counting） 0 / 0 7
19873 P14436   [JOISC 2013] 间谍 / Spy 0 / 0 6
19882 P14615   [2019 KAIST RUN Fall] Capital 0 / 0 5
20118 P14730   [ICPC 2022 Seoul R] Palindrome Type 0 / 0 3
20191 P14814   [ICPC 2023 Yokohama R] Yokohama Phenomena 0 / 0 3
18326 P14947   Minpopcount 0 / 0 6
20327 P14978   [USACO26JAN1] Mooclear Reactor S 0 / 0 6
20336 P14994   异或最短路和 0 / 0 8
20415 P15051   [UOI 2023 II Stage] Nova Poshta 0 / 0 3

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