ID Problem Show tags Hide tags AC / Tried Difficulty
13836 P9331   [JOIST 2023] 护照 / Passport 0 / 0 8
13912 P9377   [THUPC 2023 决赛] 百合 0 / 0 7
13860 P9402   [POI 2020/2021 R3] Droga do domu 0 / 0 7
13491 P9484   「LAOI-1」GCD 0 / 0 3
14120 P9549   「PHOI-1」路虽远 0 / 0 6
14314 P9650   [SNCPC2019] Escape Plan 0 / 0 6
14354 P9724   [EC Final 2022] Chase Game 0 / 0 7
14414 P9751   [CSP-J 2023] 旅游巴士 11 / 21 6
14739 P10110   [GESP202312 七级] 商品交易 0 / 3 5
14893 P10178   陌路寻诗礼 59 / 318 6
14948 P10193   [USACO24FEB] Bessla Motors G 0 / 0 7
14961 P10206   [JOI 2024 Final] 建设工程 2 / Construction Project 2 0 / 0 6
14988 P10232   [COCI 2023/2024 #4] Roboti 0 / 0 7
15332 P10422   [蓝桥杯 2023 国 A] 迷宫探险 0 / 0 7
18328 P10434   [JOIST 2024] 间谍 3 / Spy 3 0 / 0 9
14220 P10535   [Opoi 2024] 数据转换 0 / 0 5
15552 P10652   [ROI 2017] 前往大都会 (Day 1) 0 / 0 8
15616 P10726   [GESP202406 八级] 空间跳跃 0 / 0 6
15680 P10803   [CEOI 2024] 文本编辑器 0 / 0 8
14573 P10819   [EC Final 2020] City Brain 0 / 0 7
15749 P10869   [HBCPC2024] LCMs 0 / 0 5
15295 P10929   黑暗城堡 0 / 0 6
15249 P10947   [BAPC 2006 Qualification] Sightseeing 2 / 18 7
15250 P10948   升降梯上 34 / 75 6
15930 P11131   【MX-X5-T3】「GFOI Round 1」Cthugha 0 / 0 6
16032 P11230   [CSP-J 2024] 接龙 0 / 0 7
15070 P11280   「GFOI Round 2」Jom & Terry 0 / 0 5
15925 P11327   [NOISG 2022 Finals] Voting Cities 0 / 0 6
16408 P11535   [NOISG 2023 Finals] Airplane 0 / 0 7
16088 P11564   【MX-X7-T5】[LSOT-3] 你的列车是生存战略 0 / 0 7
16613 P11729   [集训队互测 2015] Marketing network 0 / 0 9
16599 P11819   [PA 2019 Final] Floyd-Warshall 0 / 0 8
16775 P11860   [CCC 2025 Senior] 熔岩路 / Floor is Lava 1 / 1 7
16501 P11892   [XRCOI Round 1] C. 草萤有耀终非火 0 / 0 7
15138 P11898   移动迷宫 0 / 0 6
16898 P11966   [GESP202503 八级] 上学 0 / 0 5
16916 P12043   [USTCPC 2025] 图上交互题4 / Constructive Shortest Path 0 / 0 6
17287 P12332   [蓝桥杯 2023 省 Java B] 魔法阵 0 / 0 7
16157 P12407   「CZOI-R3」数字变换 0 / 0 7
17523 P12684   【MX-J15-T4】叉叉学习魔法 0 / 0 6
17569 P12703   [KOI 2022 Round 2] 外环路 0 / 0 9
17916 P13065   [GCJ 2020 #2] Emacs++ 0 / 0 9
18674 P13167   [GCJ 2017 #1B] Pony Express 0 / 0 6
18714 P13204   [GCJ 2016 #3] Rebel Against The Empire 0 / 0 8
18765 P13258   [GCJ 2014 #2] Don't Break The Nile 0 / 0 8
18786 P13271   [NOI2025] 机器人 0 / 0 6
18806 P13300   [GCJ 2013 #3] Are We Lost Yet? 0 / 0 8
18825 P13319   [GCJ 2012 #1B] Tide Goes In, Tide Goes Out 0 / 0 6
18840 P13332   [GCJ 2012 Finals] Zombie Smash 0 / 0 7
18893 P13383   [GCJ 2011 Finals] Rains Over Atlantis 0 / 0 8
18915 P13404   [GCJ 2010 #3] Fence 0 / 0 7
18949 P13432   [GCJ 2009 #1A] Crossing the Road 0 / 0 6
18990 P13471   [GCJ 2008 #3] Portal 0 / 0 7
19021 P13515   [KOI 2025 #1] 木槿花开了 0 / 0 7
19045 P13534   [OOI 2023] The way home / 回家的路 0 / 0 7
18339 P13563   「WWOI R1」WSM 游戏 0 / 0 7
18562 P13624   [ICPC 2024 APC] There and Back Again 0 / 0 7
19170 P13706   [NWERC 2023] Galaxy Quest 0 / 0 8
18414 P13714   淘汰(Hard ver.) 0 / 0 8
18928 P13823   「Diligent-OI R2 C」所谓伊人 0 / 0 6
19341 P13860   [SWERC 2020] Jogging 0 / 0 5
19351 P13901   [CSPro 28] 星际网络 0 / 0 9
18435 P13906   「TFXOI Round 3」最短路 0 / 0 5
19471 P14033   【MX-X20-T7】「FAOI-R7」子集乘积(subset) 0 / 0 9
19513 P14036   [PAIO 2025] Rooks 0 / 0 6
19516 P14038   [PAIO 2025] Adventure Plan 0 / 0 7
18405 P14141   「SFMOI Round II」Strange Mortar Game(Part1) 0 / 0 8
19206 P14142   「SFMOI Round II」Strange Mortar Game(Part2) 0 / 0 8
18340 P14181   「FAOI-R8」Hotel California 0 / 0 8
18372 P14184   有向无权图删边最短路 0 / 0 9
19646 P14226   [ICPC 2024 Kunming I] 冲向黄金城 0 / 0 7
19749 P14307   【MX-J27-T4】点灯 0 / 0 6
19778 P14345   [JOISC 2019] 两种交通 / Two Transportations 0 / 0 8
19800 P14366   [JOISC 2018] 栅栏 / Fences 0 / 0 8
19811 P14376   [JOISC 2018] 野猪 / Wild Boar 0 / 0 9
19835 P14402   [JOISC 2016] 危险的滑冰 / Dangerous Skating 0 / 0 8
19841 P14408   [JOISC 2015] IOIOI 卡牌占卜 / IOIOI Cards 0 / 0 8
19303 P14508   猜数游戏 guess 0 / 0 7
19957 P14529   [RMI 2018] 攀爬者 / Climbers 0 / 0 7
19965 P14540   [IO 2024 #3] 岛屿追逐 0 / 0 6
19887 P14620   [2019 KAIST RUN Fall] Minimum Diameter Spanning Tree 0 / 0 7
20114 P14726   [ICPC 2022 Seoul R] Forbidden Turns 0 / 0 6
20211 P14851   [ICPC 2022 Yokohama R] Traveling Salesperson in an Island 0 / 0 8
20291 P14912   [NHSPC 2024] 海盜地圖 0 / 0 7
20296 P14921   [GESP202512 七级] 城市规划 1 / 1 5
20298 P14923   [GESP202512 八级] 猫和老鼠 0 / 0 6
20374 P15011   [UOI 2019 II Stage] 土豆 0 / 0 8

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