ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2671 loj2986   「SHOI2008」堵塞的交通 10 / 28 6
3145 loj3086   「GXOI / GZOI2019」逼死强迫症 0 / 19 10
4010 loj3087   D91 最短路+二进制分组 Dijkstra 算法「GXOI / GZOI2019」旅行者 3 / 3 10
10578 loj3202   「BalticOI 2019 Day1」潜艇 1 / 1 10
10579 loj3203   「BalticOI 2019 Day1」山谷 1 / 1 10
10580 loj3204   「BalticOI 2019 Day2」汤姆的餐厅 1 / 1 10
10581 loj3205   「BalticOI 2019 Day2」项链 1 / 3 10
10582 loj3207   「BalticOI 2019 Day2」奥运会 1 / 1 10
10274 loj3263   「ROIR 2020 Day 2」ATM 0 / 0 (无)
10555 loj3296   「BalticOI 2012 Day2」旋律 1 / 1 10
10558 loj3354   「BalticOI 2017 Day1」Political Development 1 / 1 10
10559 loj3355   「BalticOI 2017 Day1」Railway 1 / 1 10
10561 loj3357   「BalticOI 2017 Day2」Cat in a tree 1 / 1 10
10563 loj3359   「BalticOI 2017 Day2」Plus Minus 1 / 1 10
10642 loj3515   「CCO 2018 Day1」Wrong Answer 1 / 2 10
10644 loj3517   「CCO 2018 Day2」Gradient Descent 1 / 1 10
10564 loj3557   「BalticOI 2021 Day0」Keyboard 1 / 1 10
10565 loj3558   「BalticOI 2021 Day1」A Difficult Choice 1 / 1 10
10570 loj3563   「BalticOI 2021 Day2」The Xana coup 1 / 1 10
7244 loj3712   「AHOI2022」排列 1 / 1 10
7268 loj3774   「BalticOI 2022 Day1」Art Collections 1 / 3 10
7531 loj3861   「POI 2020/2021 R1」Gra platformowa 1 / 1 10
7458 loj3947   「春季测试 2023」圣诞树 1 / 1 10
7459 loj3948   「春季测试 2023」密码锁 1 / 1 10
7353 loj4191   「BalticOI 2023」Sequence 1 / 1 10
10653 loj4212   「CCO 2016」Field Trip 1 / 1 10
10654 loj4213   「CCO 2016」Splitting Hares 1 / 1 10
10655 loj4214   「CCO 2016」Legends 0 / 0 (无)
10657 loj4216   「CCO 2016」Zombie Apocalypse 1 / 1 10
10658 loj4217   「CCO 2016」Pirates 0 / 1 10
10286 loj4298   「ROIR 2019 Day1」仓库自动化 0 / 0 (无)
10287 loj4299   「ROIR 2019 Day1」机器学习 0 / 0 (无)
9569 loj4815   「KTSC 2025 R1」粒子加速器 1 / 3 10
9570 loj4816   「KTSC 2025 R1」桥梁维修工程 1 / 3 10
7538 loj4833   「POI 2020/2021 R2」Szablon Bajtogrodu 1 / 1 10
8986 loj4839   「POI 2020/2021 R3」Nawiasowania 1 / 1 10
9545 loj4866   「PA 2025」Teleport 1 / 1 10
9552 loj4873   「PA 2025」Wieża 1 / 1 10
5494 loj4896   E60 树形DP+贪心 「POI2014 R3」农场工艺 FarmCraft 2 / 2 10
6391 loj4911   「POI2017 R1」破坏 Sabotage 1 / 1 10
9588 loj4924   「BalticOI 2025」旅游 1 / 1 10
9592 loj4928   「BalticOI 2025」姜饼 1 / 1 10
5499 loj4932   「POI2014 R3」太阳能板 Solar Panels 1 / 1 10
10949 loj4935   「EGOI2021」卢娜爱磕 cp 1 / 1 10
10180 loj4947   「EGOI2022」超级棋子 1 / 1 10
10181 loj4948   「EGOI2022」玩具设计 1 / 1 10
6046 loj4971   「POI2015 R3」访问 Visits 1 / 1 10
5085 loj5010   「POI2013 R2」凯旋门 Triumphal arch 2 / 3 10
5082 loj5012   「POI2013 R2」海上故事 Tales of seafaring 1 / 1 10
5759 loj5032   「POI2016 R2」圣诞灯链 Christmas chain 1 / 1 10
6174 loj5058   「POI2017 R2」数字之和 Sum of digits 2 / 3 10
2772 loj5098   「POI2009 R1」大象 Elephants 8 / 14 8
2786 loj5101   「POI2009 R2」列车长 Ticket Inspector 7 / 13 8
2789 loj5102    「POI2009 R2」建筑师 Architect 7 / 9 9
2787 loj5103   「POI2009 R2」三角网上的岛屿 Isles in a Triangular Grid 1 / 1 10
2792 loj5104   「POI2009 R3」巫师 Hexer 7 / 12 9
2794 loj5105   「POI2009 R3」单词 Words 5 / 12 9
10321 loj5155   「ROIR 2017 Day 1」数据放置 0 / 0 (无)
11015 loj5184   「PA 2017」Zapiekanki 2 1 / 1 10
10189 loj5202   「UOI 2025 Stage 4 Day1」男生与女生 1 / 1 10
10190 loj5203   「UOI 2025 Stage 4 Day1」分成三组 1 / 2 10
10193 loj5206   「UOI 2025 Stage 4 Day2」曼哈顿配对 1 / 1 10
10956 loj5210   「UOI 2024 Stage 4 Day1」直线上的点 1 / 1 10
10960 loj5214   「UOI 2024 Stage 4 Day2」彩色表格 1 / 1 10
10961 loj5215   「UOI 2024 Stage 4 Day2」足球 1 / 1 10
10976 loj5230   「UOI 2021 Stage 4 Day2」彩色矩阵 1 / 1 10
10990 loj5244   「NOISG 2020 Final」Progression 1 / 1 10
10991 loj5245   「NOISG 2020 Final」Arcade 1 / 1 10
10994 loj5249   「NOISG 2021 Final」Password 1 / 1 10
10998 loj5253   「NOISG 2022 Final」Gym Badges 1 / 1 10
10999 loj5254   「NOISG 2022 Final」Towers 1 / 1 10
11003 loj5258    「NOISG 2023 Final」Inspections 1 / 1 10
11004 loj5259   「NOISG 2023 Final」Airplane 1 / 1 10
10207 loj5269   「NOISG 2025 Final」Reachability 1 / 2 10
10208 loj5270   「NOISG 2025 Final」Robots 1 / 2 10
10183 loj5321   「EGOI2025」黑暗乘车 2 / 4 10
10187 loj5325   「EGOI2025」水流 1 / 1 10
2765 loj5338   「POI2008 R1」积木 Building blocks 5 / 68 9
2774 loj5341   「POI2008 R1」玻璃陷阱 Mirror trap 5 / 18 8
2775 loj5343   「POI2008 R2」拜托银行 BBB 7 / 20 8
2783 loj5349   「POI2008 R3」王国划分 Subdivision of Kingdom 6 / 12 9
10199 loj5355   「OOI 2025 Day 1」梦想无害 1 / 1 10
10203 loj5359   「OOI 2025 Day 2」翻转卡片 1 / 4 10
11042 loj5362   「OOI 2024 Day 1」线索板 1 / 1 10
11043 loj5363   「OOI 2024 Day 1」更多不同种类的好礼物 1 / 1 10
11046 loj5366   「OOI 2024 Day 2」三个数组 1 / 1 10
11048 loj5368   「OOI 2024 Day 2」几乎确定 0 / 1 10
11052 loj5372   「OOI 2023 Day 1」音乐节 1 / 1 10
11056 loj5376   「OOI 2023 Day 2」回家的路 1 / 1 10
11063 loj5383   「OOI 2022 Day 2」三年级学生的题目 1 / 2 10
10337 loj5395   「ROI 2014 Day 1」彼得与机器人 0 / 1 10
10352 loj5456   「ROI 2012 Day 1」病毒与杀毒软件 1 / 2 10
10357 loj5461   「ROI 2012 Day 2」迷雾中的刺猬 1 / 1 10
3167 loj5494   「POI2006 R1」Szu 教授 Professor Szu 1 / 1 10
9638 loj5556   「POI2026 R1」Dostawy 2 / 5 10
9660 loj5618   「KTSC 2026 R1」平衡序列 1 / 1 10
9664 loj5622   「KTSC 2026 R2」五万种调味汁 1 / 1 10
9669 loj5627   「POI2026 R2」Dwukolorowe drzewo 1 / 1 10
9671 loj5629   「POI2026 R2」Spotkanie na Bajhattanie 1 / 1 10
9672 loj5630   「POI2026 R2」Wykaz dróg 0 / 2 10

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