424 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
3896 L5049   「JOISC 2025 Day2」宇宙怪盗 1 / 6 10
3906 L5053   「JOISC 2025 Day4」电路 2 1 / 1 10
3948 L5054   「JOISC 2025 Day4」迁移计划 1 / 3 10
3952 L5057   「POI2017 R2」罢工 Strikes 1 / 1 10
3430 L5061   「POI2017 R3」披萨配送员 Pizza delivery 1 / 1 10
3516 L5062   「POI2017 R3」米达斯 Midas 题目描述 1 / 1 10
4372 L5082   「POI2019 R2」晚餐 Dinners 1 / 1 10
5623 L5085   「POI2019 R3」地铁 Metro 1 / 1 10
3740 L5094   「WC2024」线段树 1 / 1 10
3753 L5095   「POI2009 R1」灭火器 Fire Extinguishers 1 / 7 10
5882 L5113   「JOISC 2013 Day1」通信干扰 1 / 1 10
5888 L5117   「JOISC 2013 Day2」间谍 1 / 1 10
5890 L5126   「RMI 2018」Traffickers 1 / 1 10
4816 L5142   「CCO 2025」Restaurant Recommendation Rescue 1 / 1 10
4044 L5270   「NOISG 2025 Final」Robots 1 / 1 10
4884 L5433   「OOI 2016 Day 1」时钟装置 1 / 3 10
5120 L5456   「ROI 2012 Day 1」病毒与杀毒软件 1 / 1 10
5303 L5482   「UOI 2016 Stage 4 Day1」地铁 1 / 1 10
4295 L5522   「PA 2019 Final」Zdjęcie rodzinne 1 / 1 10
4043 L5530   「PA 2018 Final」Handel 1 / 2 10
4011 L6022   重组病毒 1 / 1 10
4022 L6025   巧克力王国 1 / 1 10
5049 L6038   「雅礼集训 2017 Day5」远行 1 / 2 10
5053 L6042   「雅礼集训 2017 Day7」跳蚤王国的宰相 1 / 3 10
5057 L6046   「雅礼集训 2017 Day8」爷 1 / 2 10
4978 L6184   无心行挽 1 / 1 10
5327 L6192   「美团 CodeM 复赛」城市网络 1 / 1 10
5385 L6193   「美团 CodeM 复赛」神秘代号 1 / 1 10
3513 L6210   「美团 CodeM 决赛」tree 1 / 2 10
4589 L6289   花朵 1 / 1 10
4617 L6290   「XXOI 2018」某不科学的超夯基统计 1 / 1 10
4896 L6296   迷失的字符串 1 / 2 10
4974 L6301   「CodePlus 2018 3 月赛」白金元首与莫斯科 1 / 8 10
5007 L6393   「THUPC 2018」琪亚娜之墙 / Wall 1 / 1 10
5362 L6463   「XXOI 2018」AK YOI 1 / 2 10
4876 L6890   「THUPC 2023」大纲 1 / 1 10
5071 L6896   幻想乡战略游戏 加强版 1 / 1 10
5075 L6900   「THUPC 2024 初赛」一棵树 1 / 1 10
4000 L6912   奇迹之夜 1 / 2 10
3436 L6979   「ICPC World Finals 2024」草原上的加速 1 / 1 8
96 P1095   Trees Made to Order 1 / 1 10
101 P1100   Dreisam Equations 1 / 3 10
109 P1108   Split Windows 1 / 2 10
146 P1145   Tree Summing 1 / 1 10
156 P1155   TELE 1 / 3 10
175 P1174   Contact 1 / 4 10
183 P1182   食物链 1 / 2 10
205 P1204   Word Puzzles 1 / 2 10
241 P1240   Pre-Post-erous! 1 / 1 10
242 P1241   Knockout Tournament 1 / 4 10
259 P1258   Agri-Net 1 / 1 10
262 P1261   Huffman Trees 0 / 0 (无)
309 P1308   Is It A Tree? 1 / 1 10
331 P1330   Nearest Common Ancestors 1 / 1 10
343 P1342   Tag Trees 1 / 1 10
344 P1343   Rooted Trees Isomorphism 1 / 1 10
345 P1344   Tree Size Problem 1 / 1 10
418 P1417   True Liars 1 / 2 10
429 P1428   Hermes' Colony 0 / 0 (无)
452 P1451   T9 1 / 2 8
471 P1470   Closest Common Ancestors 1 / 5 10
473 P1472   Instant Complexity 1 / 2 10
488 P1487   Single-Player Games 1 / 3 10
522 P1521   Entropy 2 / 4 10
624 P1623   Squadtrees 1 / 1 10
646 P1645   BSP Trees 0 / 0 7
669 P1668   Taxation With Representation Overdone 0 / 0 (无)
695 P1694   An Old Stone Game 1 / 1 10
704 P1703   Find them, Catch them 1 / 2 10
715 P1714   The Cave 0 / 3 10
766 P1765   November Rain 1 / 1 10
771 P1770   Special Experiment 1 / 5 10
786 P1785   Binary Search Heap Construction 1 / 5 10
790 P1789   Truck History 1 / 2 10
793 P1792   Hexagonal Routes 0 / 0 (无)
839 P1838   Banana 1 / 2 10
878 P1877   Flooded! 1 / 1 10
910 P1909   Marbles on a tree 1 / 4 10
948 P1947   Rebuilding Roads 1 / 3 10
963 P1962   Corporative Network 1 / 1 10
985 P1984   Navigation Nightmare 1 / 1 10
989 P1988   Cube Stacking 1 / 1 10
1004 P2003   Hire and Fire 1 / 1 10
1076 P2075   Tangled in Cables 1 / 2 10
1153 P2152   Fire 1 / 3 10
1202 P2201   Cartesian Tree 1 / 1 10
1231 P2230   Watchcow 1 / 1 10
1254 P2253   Frogger 1 / 3 10
1256 P2255   Tree Recovery 1 / 3 10
1262 P2261   France '98 1 / 2 10
1264 P2263   Heavy Cargo 1 / 2 10
1295 P2294   Unfoldung 0 / 0 (无)
1310 P2309   BST 1 / 1 10
1343 P2342   Anniversary party 1 / 13 10
1350 P2349   Arctic Network 2 / 12 10
1353 P2352   Stars 1 / 3 10
1380 P2378   Tree Cutting 1 / 4 10
1396 P2395   Out of Hay 1 / 1 10
1400 P2399   A Mayor Problem 0 / 1 10
1422 P2421   Constructing Roads 0 / 5 10

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