ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4748 P5881   【化学】实验 0 / 0 8
4934 P5937   [CEOI 1999] Parity Game 0 / 0 6
4956 P5962   [BalticOI 2004] Ships (Day1) 0 / 0 6
5132 P6121   [USACO16OPEN] Closing the Farm G 0 / 0 6
5206 P6185   [NOI Online #1 提高组] 序列 0 / 0 7
5351 P6351   [PA 2011] Hard Choice 0 / 0 8
5659 P6628   [省选联考 2020 B 卷] 丁香之路 0 / 0 8
5600 P6691   选择题 0 / 0 5
6436 P7295   [USACO21JAN] Paint by Letters P 0 / 0 9
7290 P7973   [KSN2021] Binary Land 0 / 0 6
7265 P8010   「Wdsr-3」令人感伤的红雨 0 / 0 7
7352 P8026   [ONTAK2015] Bajtocja 0 / 0 8
7386 P8059   [POI 2003] Monkeys 0 / 0 6
7311 P8149   泪光 | Tears 0 / 0 7
7479 P8287   「DAOI R1」Flame 0 / 0 6
7302 P8288   「DAOI R1」Fireworks 0 / 0 8
7701 P8396   [CCC 2022 S2] Good Groups 0 / 0 5
7702 P8403   [CCC 2022 J4] Good Groups 0 / 0 5
7590 P8485   「HGOI-1」Water 0 / 0 8
5954 P8654   [蓝桥杯 2017 国 C] 合根植物 0 / 0 5
7011 P8686   [蓝桥杯 2019 省 A] 修改数组 0 / 0 5
8037 P8710   [蓝桥杯 2020 省 AB1] 网络分析 0 / 0 6
8063 P8936   [JRKSJ R7] 月下缭乱 0 / 0 8
8201 P8954   「VUSC」Math Game 0 / 0 7
8584 P9235   [蓝桥杯 2023 省 A] 网络稳定性 0 / 0 7
8662 P9352   [JOI 2023 Final] 训猫 / Cat Exercise 0 / 0 7
8426 P9410   『STA - R2』机场修建 0 / 0 8
8952 P9565   [SDCPC 2023] Not Another Path Query Problem 0 / 0 6
8961 P9638   「yyOI R1」youyou 的军训 0 / 0 7
9020 P9641   [SNCPC2019] Grid with Arrows 0 / 0 5
8262 P9655   『GROI-R2』 Beside You 0 / 0 8
9107 P9869   [NOIP2023] 三值逻辑 0 / 0 6
9685 P10181   龙逐千灯幻 0 / 0 9
9800 P10268   符卡对决 0 / 0 8
9944 P10350   [PA 2024] Modernizacja Bajtocji 0 / 0 7
9573 P10381   「HOI R1」杂赛选比 0 / 0 7
10318 P10665   [AMPPZ2013] Bytehattan 0 / 0 8
10005 P10686   Rochambeau 0 / 0 6
10368 P10734   [NOISG 2019 Prelim] Experimental Charges 0 / 0 6
10477 P10864   [HBCPC2024] Genshin Impact Startup Forbidden II 0 / 0 6
10479 P10866   [HBCPC2024] Colorful Tree 0 / 0 8
10284 P11146   「SFMOI Round I」Strange Train Game 0 / 0 7
11029 P11562   【MX-X7-T3】[LSOT-3] 寄存器 0 / 0 6
11202 P11664   [JOI 2025 Final] 缆车 / Mi Teleférico 0 / 0 8
11455 P11811   [PA 2015] 人赢 / Mistrzostwa 0 / 0 5
11405 P12009   【MX-X10-T5】[LSOT-4] Masuko or Haru? 0 / 0 8
11701 P12041   [USTCPC 2025] 图上交互题 2 / Constructive Minimum Mex Path 0 / 0 5
11702 P12042   [USTCPC 2025] 图上交互题 3 / Constructive Maximum Mex Path 0 / 0 6
11868 P12123   [蓝桥杯 2024 省 B 第二场] 传送阵 0 / 0 5
12009 P12274   [蓝桥杯 2024 国 Python B] 设计 0 / 0 6
12450 P12698   [KOI 2022 Round 2] 树与查询 0 / 0 6
12474 P12736   [POI 2016 R2] 圣诞灯链 Christmas chain 0 / 0 8
12598 P12839   [蓝桥杯 2025 国 B] 涂格子 0 / 0 7
12652 P12893   [蓝桥杯 2025 国 Java B] 隔离网络 0 / 0 6
12718 P12959   [GCJ Farewell Round #3] The Decades of Coding Competitions 0 / 0 6
12878 P13121   [GCJ 2019 #3] Datacenter Duplex 0 / 0 8
12946 P13177   [GCJ 2017 #3] Mountain Tour 0 / 0 8
13087 P13329   [GCJ 2012 #3] Havannah 0 / 0 8
13198 P13427   [COCI 2020/2021 #2] Odasiljaci 0 / 0 5
13233 P13461   [GCJ 2008 #1B] Number Sets 0 / 0 6
13378 P13528   [OOI 2023] Gasoline prices / 油价 0 / 0 9
13511 P13716   [GCPC 2024] Alien Attack 2 0 / 0 5
13519 P13736   [JOIGST 2025] 日本浮现 / Japan Emerges 0 / 0 6
13613 P13823   「Diligent-OI R2 C」所谓伊人 0 / 0 6
13724 P13859   [SWERC 2020] Safe Distance 0 / 0 6
13920 P14077   [GESP202509 七级] 连通图 0 / 0 3
13923 P14080   [GESP202509 八级] 最小生成树 0 / 0 7
14171 P14329   [JOI2022 预选赛 R2] 交易计划 / Trade Plan 0 / 0 7
14225 P14383   [JOISC 2017] 港口设施 / Port Facility 0 / 0 8
14252 P14411   [JOISC 2015] 道路建设 / Road Development 0 / 0 7
14255 P14415   [JOISC 2015] 遗产继承 / Inheritance 0 / 0 7
14263 P14423   [JOISC 2014] 有趣的交朋友 / Making Friends is Fun 0 / 0 6
14403 P14501   [NCPC 2025] Gotta Trade Some of 'Em 0 / 0 5
14338 P14591   [LNCPC 2025] Kanon 0 / 0 8
14629 P14766   [ICPC 2024 Seoul R] Cards Flipping 0 / 0 5
14732 P14870   [ICPC 2020 Yokohama R] To be Connected, or not to be, that is the Question 0 / 0 6
14753 P14891   Trink 0 / 0 7
14768 P14906   [NHSPC 2024] 數字叢集 0 / 0 6
14882 P14980   [USACO26JAN1] COW Traversals G 0 / 0 7
14920 P15005   [UOI 2019 II Stage] 幸福值 0 / 0 7
14960 P15049   [UOI 2022 II Stage] 图 2 0 / 0 8
14969 P15057   [UOI 2023 II Stage] Roads of Potokolandiya 0 / 0 5
14970 P15058   [UOI 2023 II Stage] Rectangles are everywhere 0 / 0 6
14971 P15059   [UOI 2023 II Stage] Product 0 / 0 7
14981 P15071   [UOI 2024 II Stage] Matches 0 / 0 7
14996 P15098   [ICPC 2025 LAC] Dangerous City 0 / 0 6
15008 P15233   「CROI · R3」浣熊的蒲公英 0 / 0 6
15185 P15277   [MCO 2025] Rectangle Connections 0 / 0 6
15224 P15356   「LCOI R2 T2」The Ordeal 0 / 0 7

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