ID Problem Show tags Hide tags AC / Tried Difficulty
9155 P5092   [USACO04OPEN] Cube Stacking 17 / 26 4
9303 P5227   [AHOI2013] 连通图 0 / 0 6
9510 P5423   [USACO19OPEN] Valleys P 0 / 0 7
9516 P5429   [USACO19OPEN] Fence Planning S 0 / 0 3
9649 P5543   [USACO19FEB] The Great Revegetation S 0 / 0 4
9330 P5631   最小mex生成树 0 / 0 6
9833 P5689   [CSP-S2019 江西] 多叉堆 0 / 0 4
9947 P5836   [USACO19DEC] Milk Visits S 0 / 0 3
9938 P5841   [CTSC2011] 字符串重排 0 / 0 7
9865 P5881   【化学】实验 0 / 0 6
10051 P5937   [CEOI 1999] Parity Game 0 / 0 4
10073 P5962   [BalticOI 2004] ships 船 0 / 0 5
10123 P6008   [USACO20JAN] Cave Paintings P 0 / 0 5
10235 P6111   [USACO18JAN] MooTube S 0 / 0 3
10245 P6121   [USACO16OPEN] Closing the Farm G 0 / 0 4
10319 P6185   [NOI Online #1 提高组] 序列 0 / 0 5
10433 P6279   [USACO20OPEN] Favorite Colors G 0 / 0 5
10402 P6283   [USACO20OPEN] The Moo Particle S 0 / 0 5
10464 P6351   [PA 2011] Hard Choice 0 / 0 6
10772 P6628   [省选联考 2020 B 卷] 丁香之路 0 / 0 6
10713 P6691   选择题 16 / 33 3
11549 P7295   [USACO21JAN] Paint by Letters P 0 / 0 7
11545 P7299   [USACO21JAN] Dance Mooves S 0 / 0 4
12204 P7907   [Ynoi2005] rmscne 0 / 0 6
12409 P7963   [NOIP2021] 棋局 0 / 0 7
12414 P7965   [COCI 2021/2022 #2] Kutije 0 / 0 3
12419 P7973   [KSN2021] Binary Land 0 / 0 4
12469 P7991   [USACO21DEC] Connecting Two Barns S 0 / 0 4
12394 P8010   「Wdsr-3」令人感伤的红雨 0 / 0 5
12481 P8026   [ONTAK2015] Bajtocja 0 / 0 6
12515 P8059   [POI 2003] Monkeys 0 / 0 4
12568 P8097   [USACO22JAN] Farm Updates G 0 / 0 4
12440 P8149   泪光 | Tears 0 / 0 5
12612 P8287   「DAOI R1」Flame 0 / 0 4
12431 P8288   「DAOI R1」Fireworks 0 / 0 6
12815 P8360   [SNOI2022] 军队 0 / 0 6
12843 P8396   [CCC 2022 S2] Good Groups 0 / 0 2
12844 P8403   [CCC 2022 J4] Good Groups 0 / 0 2
12724 P8485   「HGOI-1」Water 0 / 0 6
11068 P8654   [蓝桥杯 2017 国 C] 合根植物 23 / 41 3
12137 P8686   [蓝桥杯 2019 省 A] 修改数组 1 / 1 3
13188 P8710   [蓝桥杯 2020 省 AB1] 网络分析 0 / 0 4
13061 P8779   [蓝桥杯 2022 省 A] 推导部分和 0 / 0 4
8810 P8905   [USACO22DEC] Strongest Friendship Group G 0 / 0 5
13215 P8936   [JRKSJ R7] 月下缭乱 0 / 0 6
13359 P8954   「VUSC」Math Game 0 / 0 5
13671 P9194   [USACO23OPEN] Triples of Cows P 0 / 0 6
13775 P9235   [蓝桥杯 2023 省 A] 网络稳定性 0 / 0 5
13863 P9352   [JOI 2023 Final] 训猫 / Cat Exercise 1 / 2 5
13595 P9410   『STA - R2』机场修建 0 / 0 6
14221 P9565   [SDCPC 2023] Not Another Path Query Problem 0 / 0 4
14230 P9638   「yyOI R1」youyou 的军训 0 / 0 5
14293 P9641   [SNCPC2019] Grid with Arrows 0 / 0 3
13422 P9655   『GROI-R2』 Beside You 0 / 0 6
14317 P9732   [CEOI 2023] Trade 0 / 0 7
14399 P9869   [NOIP2023] 三值逻辑 24 / 70 4
14706 P9984   [USACO23DEC] A Graph Problem P 0 / 0 6
14866 P10181   龙逐千灯幻 0 / 0 7
14991 P10268   符卡对决 0 / 0 6
14167 P10381   「HOI R1」杂赛选比 0 / 0 4
15459 P10577   [蓝桥杯 2024 国 A] 兔子集结 0 / 0 3
15557 P10657   BZOJ4998 星球联盟 0 / 0 6
15566 P10665   [AMPPZ2013] Bytehattan 0 / 0 6
15230 P10686   Rochambeau 0 / 0 4
15623 P10734   [NOISG 2019 Prelim] Experimental Charges 0 / 0 4
15661 P10787   [NOI2024] 树的定向 0 / 0 7
15744 P10864   [HBCPC2024] Genshin Impact Startup Forbidden II 0 / 0 4
15746 P10866   [HBCPC2024] Colorful Tree 0 / 0 6
15815 P11005   [蓝桥杯 2024 省 Python B] 缴纳过路费 1 / 1 3
15530 P11146   「SFMOI Round I」Strange Train Game 0 / 0 5
15111 P11562   【MX-X7-T3】[LSOT-3] 寄存器 10 / 17 4
16406 P11606   [PA 2016] 构树 / Reorganizacja 0 / 0 6
16545 P11664   [JOI 2025 Final] 缆车 / Mi Teleférico 0 / 0 6
16573 P11811   [PA 2015] 人赢 / Mistrzostwa 0 / 0 3
16054 P12009   【MX-X10-T5】[LSOT-4] Masuko or Haru? 0 / 0 5
16914 P12041   [USTCPC 2025] 图上交互题 2 / Constructive Minimum Mex Path 0 / 0 3
16915 P12042   [USTCPC 2025] 图上交互题 3 / Constructive Maximum Mex Path 0 / 0 4
17093 P12123   [蓝桥杯 2024 省 B 第二场] 传送阵 0 / 0 3
17136 P12169   [蓝桥杯 2025 省 C/Python A/Java C] 登山 0 / 0 4
17246 P12274   [蓝桥杯 2024 国 Python B] 设计 0 / 0 4
17564 P12698   [KOI 2022 Round 2] 树与查询 0 / 0 4
17588 P12736   [POI 2016 R2] 圣诞灯链 Christmas chain 0 / 0 6
17693 P12839   [蓝桥杯 2025 国 B] 涂格子 0 / 0 5
17748 P12893   [蓝桥杯 2025 国 Java B] 隔离网络 0 / 0 4
17816 P12959   [GCJ Farewell Round #3] The Decades of Coding Competitions 0 / 0 4

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