ID 题目 显示标签 隐藏标签 AC / 尝试 难度
11629 P12466   [2025年福建省队集训]篱莘龙 1 / 5 8
11655 P12492   [NAC 2025] Geometry Rush 1 / 1 5
11665 P12502   「CEOI2025」BoardOina 游戏 1 / 2 10
11682 P12519   [OOI 2023 Day 2]子串小问题 1 / 9 9
11683 P12520   [OOI 2023 Day 2]购买礼物 1 / 1 5
11687 P12524   [GDCPC 2024] 田字格 1 / 2 8
11702 P12546   [集训队互测 2024day4]左蓝右红 1 / 7 10
11769 P12606   [集训队互测 2023day7]卑鄙的下毒人 1 / 1 9
11822 P12635   「OOI 2022 Day 1」商业秀 1 / 1 8
11757 P12640   生日礼物 3 / 10 8
11844 P12658   [集训队互测2025day4]Désive 1 / 2 10
11859 P12673   [集训队互测2025day9]游戏 1 / 1 10
11862 P12676   [集训队互测2025day10]计算几何 2 / 3 10
11879 P12693   [集训队互测2025day16]problem 1 / 1 9
11894 P12708   [GCJ 2018 Finals] Jurisdiction Restrictions 1 / 1 8
11908 P12722   [GCJ 2021 Finals] Cutting Cake 1 / 2 9
11919 P12733   [GCJ 2020 #3] Recalculating 1 / 1 9
11975 P12789   性质不同的数字 1 / 1 5
12017 P12831   矩形框选 1 / 1 7
12023 P12837   满员电车 1 / 1 8
12024 P12838   飞行训练 1 / 1 9
12066 P12880   [COI 2025] 玻利维亚 / Bolivija 1 / 1 7
12220 P13036   矩形区域计数 2 / 2 8
12240 P13056   [AGC049F] Happy Sequence 1 / 1 10
12313 P13129   [ARC063F] すぬけ君の塗り絵 2 1 / 2 8
12319 P13135   [ARC086F] Shift and Decrement 1 / 1 9
12342 P13158   [ARC126F] Affine Sort 1 / 2 9
12455 P13272   [集训队互测 2022day10]染色 1 / 1 10
12466 P13283   [ABC136F] Enclosed Points 1 / 1 6
12476 P13292   [PA2018] Ryki 1 / 1 10
12520 P13336   [ABC157F] Yakiniku Optimization Problem 1 / 1 6
12567 P13383   [ABC234Ex] Enumerate Pairs 2 / 2 7
12692 P13508   [ABC361G] Go Territory 2 / 2 7
12712 P13528   [2025年队测]染色 1 / 1 9
12713 P13529   [2025年队测]预言 1 / 2 8
12756 P13556   [ICPC 2020 Yokohama R] Colorful Rectangle 1 / 1 8
12773 P13573   [ICPC 2025 Yokohama R] Common Tangent Lines 1 / 1 8
12781 P13581   [ICPC 2022 Seoul R] Linear Regression 1 / 2 10
12877 P13675   [ARC136E] Non-coprime DAG 1 / 1 8
12896 P13694   [ARC119E] Pancakes 1 / 1 6
12950 P13748   [ARC065E] へんなコンパス 1 / 1 6
13024 P13823   [codefestival2017 qualc]Cubes 1 / 1 6
13076 P13872   [2022年福建培训]矩形 1 / 1 7
13085 P13881   [ROIR 2026] 最后的滑动窗口问题 1 / 1 9
13110 P13903   [2021年省选前集训]数据结构 1 / 1 8
13136 P13929   [ICPC 2024 LAC] Insects, Mathematics, Accuracy, and Efficiency 1 / 2 8
13139 P13932   [ICPC 2025 LAC] Exciting Business Opportunities 1 / 1 9
13147 P13940   [2024多校联盟省选模拟]嘉嘉与加加 1 / 1 8
13156 P13943   [2024多校联盟省选模拟]维兹南与蘑菇 1 / 1 9
13181 P13969   [PA2017] 马赛克 1 / 2 7
13184 P13972   [PA2017] 等高线/Giewont 1 / 1 10
13189 P13983   Doorway 10 / 67 6
13205 P13998   [USACO26JAN1] Hoof, Paper, Scissors Triples P 1 / 3 7
13224 P14018   [NHSPC 2025] 彩色游行 1 / 1 8
13228 P14022   [WC2026]猫和老鼠 1 / 1 10
13252 P14046   [USACO26FEB] Min Max Subarrays II P 1 / 1 8
13257 P14051   [ICPC 2022 Jakarta R] Magical Barrier 1 / 1 8
13273 P14067   [KTSC 2026] 绝妙区间 2 / Wonderful Interval 2 1 / 2 10
13326 P14119   [JAG 2025 Summer Camp #2] Strange House 1 / 1 6
13351 P14145   [JOI 2024 Final] 礼物交换 / Gift Exchange 1 / 1 8
13377 P14170   [JOI Final 2026] JOI 之旅 2 / JOI Tour 2 1 / 3 9
13420 P14211   [ICPC 2024 Chengdu R] Two Convex Holes 1 / 1 9
13452 P14235   [EC Final 2021] Prof. Pang and Ants 1 / 6 10
13453 P14236   [ICPC 2018 Jakarta R] Artilleries and Defensive Walls 1 / 1 8
13457 P14240   [JOI Final 2026] 花园 3 / Garden 3 1 / 2 9
13460 P14243   [JOI Final 2026] 雨落三角 / Triangular Rainfall 1 / 1 10
13465 P14248   [EC Final 2022] Rectangle 1 / 7 10
13472 P14255   [GCJ 2009 Finals] Lights 1 / 1 9
13481 P14264   [GCJ 2013 Finals] X Marks the Spot 1 / 3 8
13507 P14290   [GCJ 2009 Finals] Min Perimeter 1 / 4 7
13519 P14302   [GCJ 2012 Finals] Xeno-archaeology 1 / 1 8
13528 P14311   [GCJ 2013 Finals] Graduation Requirements 1 / 1 8
13538 P14321   [GCJ 2014 #2] Don't Break The Nile 1 / 1 5
13583 P14366   [ROI 2025 Day2]沼泽里的青蛙 1 / 1 10
13587 P14370   [ICPC 2024 NAC] Shadow Line 1 / 1 7
13596 P14379   [ICPC 2022 NAC] Cookie Cutter 1 / 1 7
13599 P14382   [ICPC 2021 NAC] Apple Orchard 1 / 1 8
13631 P14414   [ICPC 2015 NAIPC] Area of Effect 1 / 2 8
13661 P14444   [SEUSA 2025 Div 1]Manhattan Interference 1 / 7 9
13671 P14454   [2023 Big South Division 1]Segment Drawing 1 / 1 6
13716 P14497   [2025年广东省队集训]区间压缩 1 / 2 10
13719 P14502   [2026年省队模拟联测]海 1 / 1 10
13727 P14510   [2026年省队模拟联测]本质简单题 1 / 1 7
13750 P14533   [2026年省队模拟联测]彩虹小径 1 / 1 8
13752 P14535   [2026年省队模拟联测]小红的线下查询 1 / 1 4
13754 P14537   [2026年省队模拟联测]等差数列 1 / 1 6
13765 P14548   [POCamp 2024]枝上雪栖/Upplegå 1 / 1 8
13771 P14554   [AMPPZ 2019] Ghost 1 / 1 8
13773 P14556   [AMPPZ 2019] Bookstore 1 / 1 7
13791 P14574   [IATI 2025 Day 1]self_describing 1 / 1 9
13805 P14589   [Bulgarian 2026]Free Time 1 / 2 7
13847 P14631   [IATI2020 Day2]rectpoints 1 / 2 6
13870 P14654   [IATI2015]Rain Again 1 / 2 7
13901 P14685   [Bulgarian2021]Sets 1 / 1 9
13907 P14691   [Bulgarian2020]Incinerator 1 / 1 7
13910 P14694   [Bulgarian2019]Wall 1 / 5 8
13912 P14696   [Bulgarian2019]Square 1 / 1 8
13918 P14702   [Bulgarian2017]opc 1 / 1 6
13937 P14721   [Bulgarian2022春季赛]pairs 1 / 1 8
13939 P14723   [Bulgarian2022春季赛]Rain 1 / 2 8

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