244 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
11456 P11892  [XRCOI Round 1] C. 草萤有耀终非火 0 / 0 5
11317 P11898  移动迷宫 0 / 0 4
11823 P11966  [GESP202503 八级] 上学 0 / 0 3
11841 P12043  [USTCPC 2025] 图上交互题4 / Constructive Shortest Path 0 / 0 4
12211 P12332  [蓝桥杯 2023 省 Java B] 魔法阵 0 / 0 5
11397 P12407  「CZOI-R3」数字变换 0 / 0 5
12446 P12684  【MX-J15-T4】叉叉学习魔法 0 / 0 4
12491 P12703  [KOI 2022 Round 2] 外环路 0 / 0 7
12870 P13065  [GCJ 2020 #2] Emacs++ 0 / 0 7
13171 P13167  [GCJ 2017 #1B] Pony Express 0 / 0 4
13210 P13204  [GCJ 2016 #3] Rebel Against The Empire 0 / 0 6
13261 P13258  [GCJ 2014 #2] Don't Break The Nile 0 / 0 6
13282 P13271  [NOI2025] 机器人 0 / 0 4
13302 P13300  [GCJ 2013 #3] Are We Lost Yet? 0 / 0 6
13321 P13319  [GCJ 2012 #1B] Tide Goes In, Tide Goes Out 0 / 0 4
13336 P13332  [GCJ 2012 Finals] Zombie Smash 0 / 0 5
13389 P13383  [GCJ 2011 Finals] Rains Over Atlantis 0 / 0 6
13411 P13404  [GCJ 2010 #3] Fence 0 / 0 5
13444 P13432  [GCJ 2009 #1A] Crossing the Road 0 / 0 4
13484 P13471  [GCJ 2008 #3] Portal 0 / 0 5
13513 P13515  [KOI 2025 #1] 木槿花开了 0 / 0 5
13538 P13534  [OOI 2023] The way home / 回家的路 0 / 0 5
12943 P13563  「WWOI R1」WSM 游戏 0 / 0 5
13107 P13624  [ICPC 2024 APC] There and Back Again 0 / 0 5
13658 P13706  [NWERC 2023] Galaxy Quest 0 / 0 6
12992 P13714  淘汰（Hard ver.） 0 / 0 6
13423 P13823  「Diligent-OI R2 C」所谓伊人 0 / 0 4
13821 P13860  [SWERC 2020] Jogging 0 / 0 3
13831 P13901  [CSPro 28] 星际网络 0 / 0 7
13003 P13906  「TFXOI Round 3」最短路 0 / 0 3
13947 P14033  【MX-X20-T7】「FAOI-R7」子集乘积（subset） 0 / 0 7
13985 P14036  [PAIO 2025] Rooks 0 / 0 4
13988 P14038  [PAIO 2025] Adventure Plan 0 / 0 5
12984 P14141  「SFMOI Round II」Strange Mortar Game（Part1） 0 / 0 6
13692 P14142  「SFMOI Round II」Strange Mortar Game（Part2） 0 / 0 6
12944 P14181  「FAOI-R8」Hotel California 0 / 0 6
12960 P14184  有向无权图删边最短路 0 / 0 7
14109 P14226  [ICPC 2024 Kunming I] 冲向黄金城 0 / 0 5
14196 P14307  【MX-J27-T4】点灯 0 / 0 4
14221 P14345  [JOISC 2019] 两种交通 / Two Transportations 0 / 0 6
14240 P14366  [JOISC 2018] 栅栏 / Fences 0 / 0 6
14250 P14376  [JOISC 2018] 野猪 / Wild Boar 0 / 0 7
14269 P14402  [JOISC 2016] 危险的滑冰 / Dangerous Skating 0 / 0 6
14274 P14408  [JOISC 2015] IOIOI 卡牌占卜 / IOIOI Cards 0 / 0 6

Categories

Lucky

Pick a problem randomly based on the current filter.

  1. About
  2. Contact Us
  3. Privacy
  4. Terms of Service
  5. Copyright Complaint
  6. Language
  7. Legacy mode
  8. Theme
  2. 粤ICP备2021104657号
  3. Worker 0, 17ms
  4. Powered by Hydro v4.14.1 Community