1060 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
19396 P13959   [ICPC 2023 Nanjing R] 计数器 0 / 0 3
19436 P13964   [VKOSHP 2024] Colony of Bacteria 0 / 0 3
19510 P14054   [SDCPC 2019] Sekiro 0 / 0 3
19570 P14088   [ICPC 2023 Seoul R] Fraction 0 / 0 5
19540 P14102   [ZJCPC 2017] What Kind of Friends Are You? 0 / 0 3
19579 P14117   [SCCPC 2021] Chuanpai 0 / 0 1
19580 P14118   [SCCPC 2021] Hotpot 0 / 0 5
19586 P14124   [SCCPC 2021] Nihongo wa Muzukashii Desu 0 / 0 3
19588 P14126   [SCCPC 2021] Ants 0 / 0 6
19668 P14214   [COI 2010] 圆圈 / KOLO 0 / 0 6
19667 P14215   [COI 2010] 家族 / LOZA 0 / 0 6
18454 P14257   嫉妒（jealousy） 0 / 0 1
19734 P14292   [JOI2024 预选赛 R2] 卡牌游戏 / Card Game 2 0 / 0 1
19704 P14305   【MX-J27-T2】转换 0 / 0 3
19680 P14308   【MX-S8-T1】斐波那契螺旋 0 / 0 5
18835 P14317   「ALFR Round 11」A 浴眼盯真 (dingzhen) 0 / 0 3
19756 P14325   [JOI2022 预选赛 R2] 图书馆 2 / Library 2 0 / 0 1
19761 P14330   [JOI2021 预选赛 R2] 往返滑道 / Round Sugoroku 0 / 0 3
19766 P14335   [JOI2020 预选赛 R2] 海报 / Poster 0 / 0 3
19792 P14358   [CSP-J 2025] 座位 0 / 0 3
19917 P14466   [COCI 2025/2026 #1] 押韵 / Rima 0 / 0 3
19942 P14497   [NCPC 2025] Crochet Competition 0 / 0 3
19967 P14542   [IO 2024 #3] 又一场游戏 0 / 0 6
19968 P14543   [IO 2024 #3] 损坏的鱼钩 0 / 0 5
18568 P14574   批话哥 0 / 0 1
19751 P14584   [LNCPC 2025] 点击平衡球 0 / 0 3
19821 P14590   [LNCPC 2025] 计组实验 0 / 0 3
19879 P14612   [2019 KAIST RUN Fall] 6789 0 / 0 3
19752 P14659   病毒传播 0 / 0 5
20065 P14682   [ICPC 2025 Yokohama R] Seagull Population 0 / 0 7
20087 P14693   [ICPC 2024 Tehran R] Divar' s Salaries 0 / 0 3
20088 P14694   [ICPC 2024 Tehran R] GPT DarkDown 0 / 0 5
20096 P14702   [ICPC 2024 Tehran R] Boat 0 / 0 3
20102 P14708   [ICPC 2023 Tehran R] Micromasters Certificates 0 / 0 6
20124 P14736   [ICPC 2021 Seoul R] Find the House 0 / 0 3
20082 P14758   役满之泪 0 / 0 1
20134 P14777   [COCI 2025/2026 #3] 画笔 / Kist 0 / 0 1
20186 P14797   [JOI 2026 二次预选] JOI 消去器 / JOI Eliminator 0 / 0 3
20158 P14803   [CCPC 2024 哈尔滨站] 在哈尔滨指路 0 / 0 3
20261 P14882   [ICPC 2019 Yokohama R] Parentheses Editor 0 / 0 6
18608 P14913   「QFOI R3」难度评分 0 / 0 1
20298 P14923   [GESP202512 八级] 猫和老鼠 0 / 0 6
18533 P14935   「FAOI-R10」清风少年 0 / 0 3
19695 P14962    [LBA-OI R2 A] 一次买够 0 / 0 5
20190 P14970   『GTOI - 2A』睡眠质量 0 / 0 1
20325 P14976   [USACO26JAN1] Photoshoot B 0 / 0 5
20326 P14977   [USACO26JAN1] Lineup Queries S 0 / 0 6
18364 P14987   全等 0 / 0 1
20365 P15002   [UOI 2019 II Stage] 重大发现 0 / 0 1
20380 P15017   [UOI 2020 II Stage] 大炮 0 / 0 3
18479 P15037   「chaynOI R2 T2」熟练地剖分 0 / 0 8
20402 P15040   [UOI 2022 II Stage] 竞赛 0 / 0 1
20403 P15041   [UOI 2022 II Stage] 字母环 0 / 0 3
20409 P15046   [UOI 2022 II Stage] 魔法鞋 0 / 0 3
20415 P15051   [UOI 2023 II Stage] Nova Poshta 0 / 0 3
20416 P15052   [UOI 2023 II Stage] Memory training 0 / 0 5
20421 P15056   [UOI 2023 II Stage] Unenslaved puppy 0 / 0 3
20361 P15081   [ICPC 2024 Chengdu R] Grand Prix of Ballance 0 / 0 5
20457 P15105   [ICPC 2025 LAC] Keep Fighting 0 / 0 6
20471 P15126   [ICPC 2024 LAC] LED Matrix 0 / 0 3

Categories

Lucky

Pick a problem randomly based on the current filter.

  1. Judging Queue
  2. Service Status
  3. Legacy mode
  4. Theme
  2. 蜀ICP备2022005482号-4
  3. Worker 0, 64ms
  4. Powered by Hydro v5.0.0-beta.15 Community