ID Problem Show tags Hide tags AC / Tried Difficulty
15938 P12706   蜜蜂构造题 0 / 0 8
17648 P12790   [NERC 2022] Amazing Trick 0 / 0 7
17658 P12800   [NERC 2022] King' s Puzzle 0 / 0 6
17680 P12822   [NERC 2021] Interactive Treasure Hunt 0 / 0 6
17412 P12826   「DLESS-2」XOR and Tree Construction 0 / 0 3
17702 P12848   [蓝桥杯 2025 国 A] 游戏 0 / 0 7
17839 P12989   [GCJ 2022 #1B] ASeDatAb 0 / 0 8
17896 P13045   [GCJ 2021 Finals] Ropes 0 / 0 9
17909 P13058   [GCJ 2020 #1B] Join the Ranks 0 / 0 7
18630 P13124   [GCJ 2019 Finals] Sorting Permutation Unit 0 / 0 8
18719 P13209   [GCJ 2016 Finals] Map Reduce 0 / 0 9
18743 P13232   [GCJ 2015 #3] River Flow 0 / 0 8
18531 P13279   「CZOI-R4」生长的树 0 / 0 6
18486 P13309   演剧 0 / 0 7
18923 P13412   [GCJ 2010 Finals] The Paths of Yin Yang 0 / 0 9
19104 P13592   [NWRRC 2023] Loops 0 / 0 8
18470 P13662   「TPOI-5A」Luminescence 0 / 0 7
18658 P13685   【MX-X16-T3】「DLESS-3」XOR and Impossible Problem 0 / 0 5
18551 P13686   【MX-X16-T4】「DLESS-3」XOR and Split 0 / 0 6
19185 P13695   [CEOI 2025] theseus 0 / 0 9
19172 P13708   [NWERC 2023] Isolated Island 0 / 0 8
18519 P13715   In the End 0 / 0 9
18450 P13778   「o.OI R2」=+#- 0 / 0 8
18475 P13779   「o.OI R2」试机题 0 / 0 8
18464 P13840   杏酥桐 0 / 0 8
19467 P14001   [eJOI 2025] Prison 0 / 0 8
19468 P14002   [eJOI 2025] Navigation 0 / 0 9
19221 P14005   「florr IO Round 1」棋盘游戏 0 / 0 5
19477 P14015   [ICPC 2024 Nanjing R] 生日礼物 0 / 0 7
18846 P14059   【MX-X21-T4】[IAMOI R5] 使一颗心免于哀伤 0 / 0 6
18405 P14141   「SFMOI Round II」Strange Mortar Game(Part1) 0 / 0 8
19206 P14142   「SFMOI Round II」Strange Mortar Game(Part2) 0 / 0 8
19220 P14146   朝花 0 / 0 7
19604 P14158   [ICPC 2022 Nanjing R] 三角形 0 / 0 9
18299 P14174   【MX-X23-T4】卡常数 0 / 0 6
19669 P14216   [COI 2010] 机器人 / ROBOTI 0 / 0 7
19688 P14236   [COI 2011] 主教 / LOVCI 0 / 0 8
19660 P14247   [CCPC 2024 Shandong I] 矩阵 0 / 0 5
18371 P14319   「ALFR Round 11」C1 开关灯 (switch) (ez ver.) 0 / 0 5
18373 P14320   「ALFR Round 11」C2 开关灯 (switch) (hd ver.) 0 / 0 7
18446 P14323   「ALFR Round 11」F Permutation 0 / 0 9
19817 P14384   [JOISC 2017] 烟花棒 / Sparklers 0 / 0 9
19819 P14385   [JOISC 2017] 门票安排 / Arranging Tickets 0 / 0 9
19912 P14459   [ICPC 2025 Xi'an R] Mystique as Iris 0 / 0 7
18431 P14479   生成序列 0 / 0 7
18388 P14480   化作彗星 0 / 0 8
18329 P14481   星命定轨 0 / 0 9
18305 P14482   天阶梦游 0 / 0 9
19744 P14511   [NFLSPC #8] 轨道交通 0 / 0 7
19922 P14518   [NFLSPC #8] APLSPC 0 / 0 9
19635 P14524   [BYOI R1] 意识解离 0 / 0 5
18463 P14527   [BYOI R1] 最终决斗 0 / 0 8
19837 P14537   [OII 2025] 双色金字塔 / Piramide bicolore 0 / 0 8
18693 P14567   【MX-S12-T2】区间 0 / 0 7
19431 P14593   [LNCPC 2025] 猫猫虫打 CF 0 / 0 8
19678 P14662   异邻或居 0 / 0 8
20077 P14716   [RMI 2025] 电缆维护 / Engineers 0 / 0 8
20083 P14721   [RMI 2025] 橙子 / Oranges 0 / 0 8
20076 P14748   点灯游戏 0 / 0 8
20215 P14831   [THUPC 2026 初赛] 覆盖游戏 0 / 0 9
20225 P14838   [THUPC 2026 初赛] 序列 0 / 0 7
20267 P14888   Pair Counting 0 / 0 6
20270 P14891   Trink 0 / 0 7
18504 P14936   「FAOI-R10」别样的 mex 大战 0 / 0 5
18347 P14939   「FAOI-R10」异或矩阵 0 / 0 8
19491 P14968   Hoping that one Day 0 / 0 7
20324 P14975   [USACO26JAN1] COW Splits B 0 / 0 6
20326 P14977   [USACO26JAN1] Lineup Queries S 0 / 0 6
18476 P15014   构造奶龙 0 / 0 8
20419 P15061   琥峪枫 0 / 0 8
20438 P15088   [UOI 2025 II Stage] Digital Game 0 / 0 8
18438 P15108   白井黑子 0 / 0 9
20532 P15176   [SWERC 2021] Evolution of Weasels 0 / 0 6

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