ID 题目 显示标签 隐藏标签 AC / 尝试 难度
10630 loj3318   「CCO 2020」赶作业 ddl 1 / 1 10
10574 loj3335   「BalticOI 2020」图 1 / 1 10
10577 loj3338   「BalticOI 2020」玫瑰花 1 / 1 10
2409 loj3348   「CEOI2020」花式围栏 1 / 1 10
10641 loj3514   「CCO 2018 Day1」Geese vs. Hawks 1 / 1 10
6677 loj3526   「IOI2021」修改 DNA 1 / 1 10
10868 loj3552   「COI 2020」Zagrade 1 / 2 10
10665 loj3598   「PA 2021」Zbalansowane słowa 1 / 2 10
10672 loj3605   「PA 2021」Mopadulo 1 / 1 10
10676 loj3609   「PA 2021」Ranking sklepów internetowych 1 / 1 10
10679 loj3612   「PA 2021」Butelki 1 / 1 10
10902 loj3840   「PA 2018」Nowy kontrakt 0 / 0 (无)
7529 loj3859   「POI 2020/2021 R1」Cukiernia 1 / 1 10
10712 loj3881   「PA 2020」Cukierki 1 / 1 10
7110 loj3908   「PA 2022」Podwyżki 1 / 1 10
7114 loj3912   「PA 2022」Fotografia 1 / 1 10
7122 loj3920   「PA 2022」Walizki 1 / 1 10
7123 loj3921   「PA 2022」Wieczór gier 1 / 1 10
7457 loj3946   「春季测试 2023」幂次 1 / 1 10
7127 loj4023   「CCO 2022」Alternating Heights 1 / 1 10
7128 loj4024   「CCO 2022」Rainy Markets 1 / 1 10
7451 loj4128   「PA 2024」Alchemik Bajtazar 1 / 1 10
7507 loj4135   「PA 2024」Łamigłówka 3 1 / 1 10
7562 loj4166   「CCO 2024」Treasure Hunt 1 / 1 10
7571 loj4175   「CEOI2024」玩具谜题 5 / 17 8
10656 loj4215   「CCO 2016」O Canada 1 / 1 10
7399 loj4232   「NordicOI 2024」Anime Shops 1 / 1 10
7356 loj4237   「NordicOI 2023」Island Alliances 0 / 0 (无)
9798 loj4288   「KTSC 2020 R1」字符串查找 0 / 0 (无)
9802 loj4292   「KTSC 2020 R2」魔法转盘 0 / 0 (无)
10285 loj4297   「ROIR 2019 Day1」完全平方数 0 / 0 (无)
10289 loj4301   「ROIR 2019 Day2」间歇训练 0 / 0 (无)
10290 loj4302   「ROIR 2019 Day2」探险队 0 / 0 (无)
9810 loj4742   「KTSC 2019 R2」嫩芽 0 / 0 (无)
7537 loj4832   「POI 2020/2021 R2」Plażowicze 1 / 1 10
9508 loj4862   「PA 2025」Zbiory 1 2 / 2 10
9542 loj4863   「PA 2025」Zbiory 2 1 / 1 10
9544 loj4865   「PA 2025」Praca 1 / 1 10
9546 loj4867   「PA 2025」Szkoła 1 / 1 10
9547 loj4868   「PA 2025」Wyliczanka 1 / 1 10
9549 loj4870   「PA 2025」Akwarium 1 / 2 10
9555 loj4876   「PA 2025」Migawka 1 / 2 10
5496 loj4894   「POI2014 R2」小鸟 Little Bird 4 / 9 9
5497 loj4895   「POI2014 R2」拉力赛 Rally 3 / 7 10
6388 loj4908   「POI2017 R1」飞扬的小鸟 Flappy Bird 2 / 2 10
6389 loj4909   「POI2017 R1」整除性 Divisibility 2 / 2 10
6390 loj4910   「POI2017 R1」差值表示 Difference Representations 1 / 1 10
10948 loj4934   「EGOI2021」零的个数 1 / 3 10
10950 loj4936   「EGOI2021」姐妹分饼干 1 / 2 10
10952 loj4938   「EGOI2021」购物热 1 / 1 10
10953 loj4939   「EGOI2021」瑞士铁路 1 / 1 10
10175 loj4942   「EGOI2022」子集 mex 1 / 2 10
10179 loj4946   「EGOI2022」数据中心 1 / 1 10
10934 loj4950   「EGOI2023」通货膨胀 1 / 1 10
10935 loj4951   「EGOI2023」追梦笼式网球 1 / 1 10
10938 loj4954   「EGOI2023」狂欢节总管 1 / 1 10
10939 loj4955   「EGOI2023」糖果 1 / 2 10
10941 loj4958   「EGOI2024」无限赛跑 1 / 1 10
10942 loj4959   「EGOI2024」花束制作 1 / 1 10
10944 loj4962   「EGOI2024」传球游戏 1 / 3 10
10945 loj4963   「EGOI2024」车位分配 1 / 1 10
5084 loj5006   「POI2013 R1」出租车 Taxis 1 / 1 10
5081 loj5007   「POI2013 R1」消除游戏 Take-out 1 / 1 10
5091 loj5013   「POI2013 R3」塔防游戏 Tower Defense Game 1 / 1 10
5092 loj5014   「POI2013 R3」字节计算机 Bytecomputer 2 / 2 10
4877 loj5016   「POI2013 R3」彩链 Colorful Chain 1 / 2 10
5761 loj5034   「POI2016 R2」口吃 Stutter 1 / 1 10
6172 loj5056   「POI2017 R2」体育比赛 Sports competition 1 / 3 10
6173 loj5057   「POI2017 R2」罢工 Strikes 1 / 1 10
6175 loj5059   「POI2017 R2」集装箱 Shipping containers 1 / 2 10
6429 loj5068   「POI2018 R2」自行车道 Bike paths 2 / 2 10
6658 loj5078   「POI2018 R3」出租车 Taxis 0 / 0 (无)
10312 loj5146   「ROI 2015 Day 1」纪念碑 0 / 0 (无)
10316 loj5150   「ROI 2015 Day 2」潜水艇 0 / 0 (无)
10320 loj5154   「ROIR 2017 Day 1」计算器 0 / 0 (无)
10324 loj5158   「ROIR 2017 Day 2」大型线性对撞机 0 / 0 (无)
10325 loj5159   「ROIR 2017 Day 2」力场 0 / 0 (无)
10194 loj5207   「UOI 2025 Stage 4 Day2」安东的礼物 1 / 1 10
10964 loj5218   「UOI 2023 Stage 4 Day1」数组与更多数组 1 / 2 10
10968 loj5222   「UOI 2023 Stage 4 Day2」数组与子数组中位数 1 / 1 10
10970 loj5224   「UOI 2023 Stage 4 Day2」数组与再次加法 1 / 1 10
10972 loj5226   「UOI 2021 Stage 4 Day1」机器人 1 / 2 10
10980 loj5234   「UOI 2020 Stage 4 Day1」摩天大楼 1 / 1 10
10993 loj5247   「NOISG 2021 Final」Fraud 1 / 1 10
10997 loj5252   「NOISG 2022 Final」Voting Cities 1 / 1 10
11002 loj5257   「NOISG 2023 Final」Topical 1 / 2 10
11007 loj5262   「NOISG 2024 Final」Problem Setter 1 / 1 10
11008 loj5263   「NOISG 2024 Final」Shops 1 / 1 10
10205 loj5267   「NOISG 2025 Final」Monsters 1 / 2 10
10206 loj5268   「NOISG 2025 Final」Thumper 1 / 2 10
5379 loj5293   「PA 2014」Kuglarz 1 / 2 10
5377 loj5298   「PA 2014」Fiolki 1 / 1 10
10182 loj5320   「EGOI2025」礼品盒 1 / 1 10
10186 loj5324   「EGOI2025」一个弦线问题 1 / 1 10
2769 loj5337   「POI2008 R1」关税 Toll 8 / 16 8
2766 loj5339   「POI2008 R1」贴海报 Postering 10 / 11 8
2776 loj5342   D16_2「POI2008 R2」封锁 Blockade 13 / 45 6
10200 loj5356   「OOI 2025 Day 1」可爱的子序列 1 / 1 10
10202 loj5358   「OOI 2025 Day 2」最佳跑者 1 / 1 10
11054 loj5374   「OOI 2023 Day 2」购买礼物 1 / 1 10

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