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ID 题目 显示标签 隐藏标签 AC / 尝试 难度
8310 ATabc329g   [ABC329G] Delivery on Tree 1 / 3 10
8780 ATagc005e   [AGC005E] Sugigma: The Showdown 1 / 1 10
8740 ATagc012f   [AGC012F] Prefix Median 1 / 3 10
8728 ATagc014f   [AGC014F] Strange Sorting 1 / 1 10
8686 ATagc021f   [AGC021F] Trinity 3 / 6 10
8623 ATagc031d   [AGC031D] A Sequence of Permutations 1 / 2 10
8337 ATagc049f   [AGC049F] Happy Sequence 1 / 2 10
8204 ATagc050a   [AGC050A] AtCoder Jumper 2 / 5 10
8209 ATagc050f   [AGC050F] NAND Tree 1 / 3 10
8201 ATagc051c   [AGC051C] Flipper 1 / 2 10
8105 ATagc052b   [AGC052B] Tree Edges XOR 1 / 1 10
8109 ATagc052f   [AGC052F] Tree Vertices XOR 1 / 1 10
8081 ATagc056b   [AGC056B] Range Argmax 1 / 2 10
8079 ATagc057f   [AGC057F] Reflection 1 / 1 10
8070 ATagc058c   [AGC058C] Planar Tree 1 / 1 10
8072 ATagc058e   [AGC058E] Nearer Permutation 1 / 1 10
8073 ATagc058f   [AGC058F] Authentic Tree DP 1 / 1 10
8062 ATagc059a   [AGC059A] My Last ABC Problem 1 / 1 10
8065 ATagc059d   [AGC059D] Distinct Elements on Subsegments 2 / 4 10
8066 ATagc059e   [AGC059E] Grid 3-coloring 1 / 1 10
8067 ATagc059f   [AGC059F] LIDS 1 / 1 10
8060 ATagc060e   [AGC060E] Number of Cycles(wuspj) 0 / 27 10
8049 ATagc062f   [AGC062F] Preserve Distinct 1 / 1 10
8030 ATagc065c   [AGC065C] Avoid Half Sum 1 / 1 10
8027 ATagc066e   [AGC066E] Sliding Puzzle On Tree 3 / 4 10
8018 ATagc067a   [AGC067A] Big Clique Everywhere 1 / 1 10
8020 ATagc067c   [AGC067C] Divisibility Homomorphism 1 / 1 10
8022 ATagc067e   [AGC067E] Biconnected Graph 1 / 1 10
8014 ATagc068b   [AGC068B] 01 Graph Construction 1 / 5 10
8017 ATagc068e   [AGC068E] Sort and Match 1 / 1 10
8011 ATagc069d   [AGC069D] Tree and Intervals 1 / 1 10
9484 ATarc070d   [ARC070F] HonestOrUnkind 0 / 1 10
9236 ATarc122c   [ARC122C] Calculator 1 / 1 10
9225 ATarc124d   [ARC124D] Yet Another Sorting Problem 1 / 1 10
7824 ATarc140f   [ARC140F] ABS Permutation (Count ver.) 1 / 1 10
217 ATarc163e   [ARC163E] Chmin XOR Game 1 / 1 10
1227 ATarc172d   [ARC172D] Distance Ranking 1 / 1 10
2550 ATarc175e   [ARC175E] Three View Drawing 1 / 1 10
2545 ATarc176f   [ARC176F] Colorful Star 1 / 1 10
1264 ATarc178f   [ARC178F] Long Sequence Inversion 1 / 1 10
1254 ATarc179f   [ARC179F] All the Same 1 / 1 10
1247 ATarc180e   [ARC180E] LIS and Inversion 1 / 1 10
1239 ATarc181c   [ARC181C] Row and Column Order 2 / 3 10
1241 ATarc181e   [ARC181E] Min and Max at the edge 1 / 1 10
1234 ATarc182d   [ARC182D] Increment Decrement Again 1 / 1 10
4669 lg2351   [SDOI2012] 吊灯 1 / 2 10
6867 lg2541   [USACO16DEC] Robotic Cow Herd P 1 / 1 10
6567 lg3777   [APIO2017] 考拉的游戏 1 / 1 10
6796 lg4372   [USACO18OPEN] Out of Sorts P 1 / 1 10
9025 lg5101   [JOI 2017 Final] 绳 1 / 2 10
6869 lg6277   [USACO20OPEN] Circus P 6 / 21 8
2002 lg7115   [NOIP2020] 移球游戏 3 / 23 9
3679 lg7323   [WC2021] 括号路径 1 / 1 10
7051 lg7413   [USACO21FEB] Stone Game G 1 / 1 10
7034 lg8270   [USACO22OPEN] Subset Equality S 3 / 7 10
1975 lg8866   [NOIP2022] 喵了个喵 1 / 11 10
10282 lg9767   [ROIR 2021] 染色 (Day 2) 1 / 2 10
1850 lg9870   [NOIP2023] 双序列拓展 6 / 22 8
7630 lg10137   [USACO24JAN] Walking in Manhattan G 4 / 19 9
7549 lg10433   [JOISC 2024] 棋盘游戏 / Board Game 1 / 1 10
7555 lg10440   [JOIST 2024] 环岛旅行 / Island Hopping 1 / 1 10
2557 lg11361   [NOIP2024] 编辑字符串 8 / 16 8
12541 lg11431   [COCI 2024/2025 #2] 差异 / Različitost 10 / 133 9
6920 lg11672   [USACO25JAN] Table Recovery S 18 / 99 8
12568 lg11754   [COCI 2024/2025 #5] 绘图 / Crtež 7 / 81 9
1558 lg12025   [USACO25OPEN] Sequence Construction S 16 / 51 6
1447 lg12542   [APIO2025] 排列游戏 14 / 42 6
8429 lg14384   [JOISC 2017] 烟花棒 / Sparklers 1 / 1 10
8430 lg14385   [JOISC 2017] 门票安排 / Arranging Tickets 1 / 2 10
9613 lg14716   [RMI 2025] 电缆维护 / Engineers 1 / 3 10
9618 lg14721   [RMI 2025] 橙子 / Oranges 1 / 1 10
2262 lg14975   [USACO26JAN1] COW Splits B 1 / 3 10
4850 lg14977   [USACO26JAN1] Lineup Queries S 12 / 70 8
9676 lg15652   [省选联考 2026] 排列游戏 5 / 48 9
9677 lg15653   [省选联考 2026] 星图 2 / 3 10
3879 loj2158   「POI2011 R1」移方块 Shift 1 / 2 10
7534 loj4828   「POI 2020/2021 R2」Projekt planszy 1 / 1 10
9587 loj4923   「BalticOI 2025」BOI 缩写 1 / 1 10
9589 loj4925   「BalticOI 2025」塔楼 1 / 1 10
10966 loj5220   「UOI 2023 Stage 4 Day1」数组与区间加法 1 / 1 10
10976 loj5230   「UOI 2021 Stage 4 Day2」彩色矩阵 1 / 1 10
8978 loj5331   「清华集训 2024」阿尔塔尔 2 1 / 1 10
11137 loj5511   「COI 2024」Koreografija 0 / 1 10
11504 loj5690   「PA 2026」Wersja dla profesjonalistów 2 1 / 2 10
8528 loj6796   「ICPC World Finals 2020」机会成本 1 / 1 10
9681 loj6997   「THUPC 2026 初赛」覆盖游戏 2 / 3 10
9688 loj7004   「THUPC 2026 初赛」序列 1 / 2 10
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