ID Problem Show tags Hide tags AC / Tried Difficulty
8982 P9665  [ICPC 2021 Macao R] Colorful Tree 0 / 0 7
8983 P9666  [ICPC 2021 Macao R] Link-Cut Tree 0 / 0 3
9459 P9734  [JOISC 2021] 逃走経路 (Escape Route) (Day2) 0 / 0 7
9011 P9761  [ROIR 2021] 两台机器 (Day 1) 0 / 0 2
9012 P9762  [ROIR 2021] 分割数表 (Day 1) 0 / 0 3
9013 P9763  [ROIR 2021] 基因突变 (Day 1) 0 / 0 (None)
9014 P9764  [ROIR 2021] 绳子 (Day 1) 0 / 0 (None)
9015 P9765  [ROIR 2021] 日期 (Day 2) 0 / 0 1
9018 P9766  [ROIR 2021] 好数 (Day 2) 0 / 0 3
9016 P9767  [ROIR 2021] 染色 (Day 2) 0 / 0 3
9017 P9768  [ROIR 2021] A+B (Day 2) 0 / 0 5
9250 P9872  [EC Final 2021] DFS Order 1 / 1 2
9251 P9873  [EC Final 2021] Beautiful String 0 / 0 5
9252 P9874  [EC Final 2021] String-dle Count 0 / 0 6
9253 P9875  [EC Final 2021] Two Walls 0 / 0 6
9254 P9876  [EC Final 2021] Prof. Pang and Poker 0 / 0 5
9255 P9877  [EC Final 2021] Vacation 0 / 0 7
9256 P9878  [EC Final 2021] Check Pattern is Bad 0 / 0 7
9244 P9879  [EC Final 2021] Check Pattern is Good 0 / 0 6
9245 P9880  [EC Final 2021] Future Coder 0 / 0 2
9246 P9881  [EC Final 2021] Elden Ring 0 / 0 5
9247 P9882  [EC Final 2021] Vision Test 0 / 0 7
9248 P9883  [EC Final 2021] Fenwick Tree 0 / 0 4
9249 P9884  [EC Final 2021] Prof. Pang and Ants 0 / 0 7
9322 P9937  [USACO21OPEN] Acowdemia I B 0 / 0 2
9323 P9938  [USACO21OPEN] Acowdemia II B 0 / 0 2
9324 P9939  [USACO21OPEN] Acowdemia III B 0 / 0 3
9325 P9940  [USACO21JAN] Uddered but not Herd B 0 / 0 1
9326 P9941  [USACO21JAN] Even More Odd Photos B 0 / 0 2
9327 P9942  [USACO21JAN] Just Stalling B 0 / 0 2
9328 P9943  [USACO21FEB] Year of the Cow B 0 / 0 2
9329 P9944  [USACO21FEB] Comfortable Cows B 0 / 0 2
9330 P9945  [USACO21FEB] Clockwise Fence B 0 / 0 2
10243 P10771  [NOISG 2021 Qualification] Competition 0 / 0 2
10244 P10772  [NOISG 2021 Qualification] Departure 0 / 0 6
10260 P10773  [NOISG 2021 Qualification] Truck 0 / 0 6
10375 P11088  [ROI 2021] 穿孔卡片 (Day 1) 0 / 0 5
10376 P11089  [ROI 2021] 手机游戏 (Day 1) 0 / 0 6
10377 P11091  [ROI 2021] 工作报告 (Day 1) 0 / 0 6
10378 P11092  [ROI 2021] 莫斯科数字 (Day 2) 0 / 0 4
10379 P11093  [ROI 2021] 树制游戏 (Day 2) 0 / 0 (None)
10380 P11094  [ROI 2021] 砍树 (Day 2) 0 / 0 6
10381 P11095  [ROI 2021] 旅行 (Day 2) 0 / 0 6
10513 P11192  [COTS 2021] 菜 Jelo 0 / 0 7
10514 P11193  [COTS 2021] 虫 Kukac 0 / 0 5
10674 P11194  [COTS 2021] 县 Županije 0 / 0 6
10569 P11195  [COTS 2021] 疫苗接种 Cijepise 0 / 0 6
10570 P11197  [COTS 2021] 赛狗游戏 Tiket 0 / 0 6
10790 P11299  [NOISG 2021 Finals] Fraud 0 / 0 3
10791 P11301  [NOISG 2021 Finals] Password 0 / 0 (None)
10792 P11302  [NOISG 2021 Finals] Tiles 0 / 0 6
10793 P11303  [NOISG 2021 Finals] Pond 0 / 0 7
10800 P11313  [RMI 2021] 园艺 / Gardening 0 / 0 7
10801 P11314  [RMI 2021] 礼物 / Present 0 / 0 7
10802 P11316  [RMI 2021] 去 M / NoM 0 / 0 5
10803 P11317  [RMI 2021] 路径 / Paths 0 / 0 6
10804 P11318  [RMI 2021] 奇树 / Weirdtree 0 / 0 6
10920 P11482  [NordicOI 2021] Pearls 0 / 0 3
10923 P11483  [NordicOI 2021] The Elk 0 / 0 5
10922 P11484  [NordicOI 2021] Amazing Whispers 0 / 0 5
11874 P11975  [KTSC 2021] 翻牌游戏 / card 0 / 0 3
11875 P11976  [KTSC 2021] 通信网络 / communication 0 / 0 7
11876 P11977  [KTSC 2021] 卡顿 / lag 0 / 0 6
11877 P11978  [KTSC 2021] 铁路 / railroad 0 / 0 5
11878 P11979  [KTSC 2021] 射击游戏 / gun 0 / 0 7
11879 P11980  [KTSC 2021] 会议室 / meeting 0 / 0 5
11880 P11981  [KTSC 2021] 猴子 / monkey 0 / 0 (None)
11881 P11982  [KTSC 2021] 路灯 / streetlight 0 / 0 7
12287 P12450  [INOI Team Selection 2021] Maximal Tree Coloring 0 / 0 4
12288 P12451  [INOI Team Selection 2021] Labelless Graph 0 / 0 6
12289 P12452  [INOI Team Selection 2021] Color Colony 0 / 0 6
12290 P12453  [INOI Team Selection 2021] Lisdeque 0 / 0 6
12291 P12454  [INOI Team Selection 2021] String 0 / 0 6
12292 P12455  [INOI Team Selection 2021] Andarzgu 0 / 0 7
12386 P12574  [UOI 2021] 机器人 0 / 0 (None)
12387 P12575  [UOI 2021] 第 k 小的数 0 / 0 (None)
12388 P12576  [UOI 2021] 数字图 0 / 0 6
12389 P12577  [UOI 2021] 树上的强盗 0 / 0 6
12390 P12578  [UOI 2021] 彩色矩阵 0 / 0 5
12391 P12579  [UOI 2021] 哥萨克与 GCD 0 / 0 5
12392 P12580  [UOI 2021] 猜排列【交互题暂未配置】 0 / 0 (None)
12393 P12581  [UOI 2021] 敌人与军刀 0 / 0 6
12493 P12707  [KOI 2021 Round 1] 橡皮擦 0 / 0 2
12494 P12708  [KOI 2021 Round 1] 分割 0 / 0 3
12495 P12709  [KOI 2021 Round 1] 采蜜 0 / 0 3
12496 P12710  [KOI 2021 Round 1] 两个团队 0 / 0 4
12497 P12711  [KOI 2021 Round 1] 棒球赛季 0 / 0 2
12498 P12712  [KOI 2021 Round 1] 超矩形 0 / 0 3
12499 P12713  [KOI 2021 Round 1] 公共子序列扩展 0 / 0 4
12500 P12721  [KOI 2021 Round 2] 矩形面积 0 / 0 2
12501 P12722  [KOI 2021 Round 2] 计算机器人 0 / 0 3
12502 P12723  [KOI 2021 Round 2] 括号值比较 0 / 0 3
12503 P12724  [KOI 2021 Round 2] 图的平衡 0 / 0 4
12504 P12725  [KOI 2021 Round 2] 累计距离 0 / 0 3
12505 P12726  [KOI 2021 Round 2] 连续的 1 0 / 0 5
12506 P12727  [KOI 2021 Round 2] 公共括号子串字典序 0 / 0 6
12507 P12728  [KOI 2021 Round 2] 直升机着陆场 0 / 0 3
12508 P12729  [KOI 2021 Round 2] 最长公共括号子串 0 / 0 6
12509 P12730  [KOI 2021 Round 2] 美食推荐 0 / 0 6
12594 P12814  [NERC 2021] Admissible Map 0 / 0 7

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