16120 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
15550 P15500  [ICPC 2025 APC] Squares on Grid Lines 0 / 0 6
15551 P15501  [ICPC 2025 APC] Gathering Sharks 0 / 0 4
15552 P15502  [ICPC 2025 APC] Book Sorting 0 / 0 6
15553 P15503  [ICPC 2025 APC] Boarding Queue 0 / 0 3
15554 P15504  [ICPC 2025 APC] Can You Reach There? 0 / 0 7
15504 P15505  [CEOI 2012] Sailing Race 0 / 0 6
15505 P15506  [CEOI 2012] Highway Design 0 / 0 5
15507 P15507  [CEOI 2012] Waste Recycling 0 / 0 5
15508 P15508  [CEOI 2012] Network 0 / 0 6
15509 P15509  [CEOI 2014] Carnival 0 / 0 4
15516 P15510  [CEOI 2014] The Forest of Fangorn 0 / 0 (None)
15517 P15511  [CEOI 2015] Calvinball championship, again 0 / 0 (None)
15490 P15512  [CEOI 2006] Meandian 0 / 0 (None)
15558 P15513  [BalticOI 2003] Table (Day 1) 0 / 0 (None)
15559 P15514  [BalticOI 2003] Lamps (Day 2) 0 / 0 4
15560 P15515  [BalticOI 2003] Register Allocation (Day 2) 0 / 0 5
15557 P15516  [BalticOI 2007] Building a Fence (Day 2) 0 / 0 (None)
15541 P15517  [CEOI 2023] How to Avoid Disqualification in 75 Easy Steps 0 / 0 7
15478 P15518  [CCC 2016 J1] Tournament Selection 0 / 0 1
15479 P15519  [CCC 2016 J2] Magic Squares 0 / 0 1
15480 P15520  [CCC 2016 J3] Hidden Palindrome 0 / 0 2
15453 P15521  [CCC 2016 J4] Arrival Time 0 / 0 2
15454 P15522  [CCC 2016 J5/S2] Tandem Bicycle 0 / 0 2
15561 P15523  [ROIR 2015 Day 1] hall 选择大厅 0 / 0 2
15562 P15524  [ROIR 2015 Day 1] prizes 奖品选择 0 / 0 3
15563 P15525  [ROIR 2015 Day 1] river 河流 0 / 0 (None)
15564 P15526  [ROIR 2015 Day 1] search 网络搜索冠军 0 / 0 (None)
15565 P15527  [ROIR 2015 Day 2] circle 环形线路 0 / 0 (None)
15566 P15528  [ROIR 2015 Day 2] forest 伐木 0 / 0 2
15567 P15529  [ROIR 2015 Day 2] tiling 铺砖 0 / 0 (None)
15568 P15530  [ROIR 2015 Day 2] transform 魔法传送门 0 / 0 (None)
14538 P15531  【MYCOI R1】那梦境中的幻想 0 / 0 2
14536 P15532  【MYCOI R1】好想大声说爱你 0 / 0 4
14602 P15533  【MYCOI R1】那友谊连成的树 0 / 0 6
15039 P15534  【MYCOI R1】那猫猫城的集市 0 / 0 6
15572 P15535  [CEOI 2005] Electric Fence 0 / 0 (None)
15570 P15536  [CCC 2026 J1] Concert Tickets 0 / 0 1
15571 P15537  [CCC 2026 J2] Olympic Scores 0 / 0 1
15573 P15538  [CCC 2026 J3] Creative Candy Consumption 0 / 0 1
15574 P15539  [CCC 2026 J4] Snail Path 0 / 0 2
15575 P15540  [CCC 2026 J5/S2] Beams of Light 0 / 0 2
15576 P15541  [CCC 2026 S1] Baby Hop, Giant Hop 0 / 0 2
15577 P15542  [CCC 2026 S3] Common Card Choice 0 / 0 4
15578 P15543  [CCC 2026 S4] Minecarts 0 / 0 6
15579 P15544  [CCC 2026 S5] On the Fence 0 / 0 6
14488 P15545  「Stoi2037」晴天 0 / 0 1
14486 P15546  「Stoi2037」七里香 0 / 0 3
14484 P15547  「Stoi2037」白色风车 0 / 0 4
14482 P15548  「Stoi2037」反方向的钟 0 / 0 5
14483 P15549  「Stoi2037」不能说的秘密 0 / 0 6
14485 P15550  「Stoi2037」我落泪情绪零碎 0 / 0 7
14634 P15551  Get MiN? Get MeX! 加强版 0 / 0 6
15491 P15552  [CCPC 2025 哈尔滨站] k-子集和最大公约数问题 0 / 0 3
15492 P15553  [CCPC 2025 哈尔滨站] 液压机 0 / 0 5
15493 P15554  [CCPC 2025 哈尔滨站] Many Many Sequence Covering Problems 0 / 0 7
15494 P15555  [CCPC 2025 哈尔滨站] 比赛 0 / 0 7
15495 P15556  [CCPC 2025 哈尔滨站] 函数求和 0 / 0 7
15496 P15557  [CCPC 2025 哈尔滨站] 1-2-按位或子序列问题 0 / 0 7
15497 P15558  [CCPC 2025 哈尔滨站] 扫雪 0 / 0 4
15498 P15559  [CCPC 2025 哈尔滨站] 匹配 0 / 0 6
15499 P15560  [CCPC 2025 哈尔滨站] 六边形翻转 0 / 0 5
15500 P15561  [CCPC 2025 哈尔滨站] 幻想乡的裁判长 0 / 0 5
15501 P15562  [CCPC 2025 哈尔滨站] 01 背包 0 / 0 4
15502 P15563  [CCPC 2025 哈尔滨站] 网格避障 0 / 0 4
15503 P15564  [CCPC 2025 哈尔滨站] 连通的正三角形 0 / 0 6
15446 P15565  [COCI 2025/2026 #5] 剪刀 / Škare 0 / 0 2
15447 P15566  [COCI 2025/2026 #5] 重量 / Težina 0 / 0 3
15448 P15567  [COCI 2025/2026 #5] 五步 / Pet 0 / 0 5
15449 P15568  [COCI 2025/2026 #5] 摆放 / Slaganje 0 / 0 7
15450 P15569  [COCI 2025/2026 #5] 结构 / Struktura 0 / 0 4
15455 P15570  [USACO26FEB] Make All Distinct B 0 / 0 3
15456 P15571  [USACO26FEB] Strange Function B 0 / 0 3
15457 P15572  [USACO26FEB] Swap to Win B 0 / 0 3
15458 P15573  [USACO26FEB] Clash! S 0 / 0 4
15459 P15574  [USACO26FEB] Milk Buckets S 0 / 0 5
15460 P15575  [USACO26FEB] Point Elimination S 0 / 0 5
15461 P15576  [USACO26FEB] Good Cyclic Shifts G 0 / 0 5
15462 P15577  [USACO26FEB] Picking Flowers G 0 / 0 4
15463 P15578  [USACO26FEB] Random Tree Generation G 0 / 0 5
15464 P15579  [USACO26FEB] All Pairs Shortest Paths P 0 / 0 6
15465 P15580  [USACO26FEB] Blast Damage P 0 / 0 6
15466 P15581  [USACO26FEB] Min Max Subarrays II P 0 / 0 6
15431 P15582  [KTSC 2026] 平衡序列 / Balanced Sequence 0 / 0 5
15432 P15583  [KTSC 2026] 通信网络 2 / Communication Network 2 0 / 0 7
15435 P15584  [KTSC 2026] 网格树 / Grid Tree 0 / 0 7
15451 P15585  [KTSC 2026] 绝妙区间 2 / Wonderful Interval 2 0 / 0 6
15485 P15586  [KTSC 2026] 五万酱汁 / 50,000 Sauces 0 / 0 5
15555 P15587  [KTSC 2026] 排序 / Sorting 0 / 0 7
15556 P15588  [KTSC 2026] 飞扬的松鼠 2 / Flying Squirrel 2 0 / 0 7
15569 P15589  [KTSC 2026] 瞭望塔 / Observation Tower 0 / 0 6
15584 P15590  [ICPC 2020 Jakarta R] Comic Binge 0 / 0 5
15585 P15591  [ICPC 2020 Jakarta R] Moon and Sun 0 / 0 4
15586 P15592  [ICPC 2020 Jakarta R] Cul-De-Sac Parades 0 / 0 5
15587 P15593  [ICPC 2020 Jakarta R] Forbidden Card 0 / 0 6
15588 P15594  [ICPC 2020 Jakarta R] Exchange Bottleneck 0 / 0 3
15589 P15595  [ICPC 2020 Jakarta R] Shopping Changes 0 / 0 5
15590 P15596  [ICPC 2020 Jakarta R] Permutation Transformation 0 / 0 5
15591 P15597  [ICPC 2020 Jakarta R] Writing Tasks 0 / 0 6
15592 P15598  [ICPC 2020 Jakarta R] Red Black Ball 0 / 0 6
15593 P15599  [ICPC 2020 Jakarta R] Token Distance 0 / 0 6

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