ID Problem Show tags Hide tags AC / Tried Difficulty
14220 P14344   [JOISC 2019] 两道料理 / Two Dishes 0 / 0 9
14223 P14347   [JOISC 2019] 灯 / Lamps 0 / 0 7
14225 P14349   [JOISC 2019] 蛋糕 3 / Cake 3 0 / 0 8
14233 P14359   [CSP-J 2025] 异或和 0 / 0 5
14234 P14360   [CSP-J 2025] 多边形 0 / 0 5
14241 P14367   [JOISC 2018] 帐篷 / Tents 0 / 0 7
14247 P14373   [JOISC 2018] 安全门 / Security Gate 0 / 0 9
14256 P14388   [JOISC 2017] 长途巴士 / Long Distance Coach 0 / 0 9
14261 P14394   [JOISC 2016] 俄罗斯套娃 / Matryoshka 0 / 0 8
14263 P14396   [JOISC 2016] 棋盘游戏 / Solitaire 0 / 0 8
14271 P14405   [JOISC 2015] 复制粘贴 2 / Copy and Paste 2 0 / 0 6
14273 P14407   [JOISC 2015] 有趣的家庭菜园 2 / Growing Vegetables is Fun 2 0 / 0 7
14276 P14410   [JOISC 2015] 钥匙 / Keys 0 / 0 8
14279 P14413   [JOISC 2015] 有趣的卡牌游戏 / Card Game Is Great Fun 0 / 0 7
14289 P14424   [JOISC 2014] 邮戳收集 / Collecting Stamps 0 / 0 8
14320 P14479   生成序列 0 / 0 7
14307 P14481   星命定轨 0 / 0 9
14339 P14508   猜数游戏 guess 0 / 0 7
14350 P14525   [BYOI R1] 幻想碎片 0 / 0 6
14461 P14534   [RMI 2018] W 0 / 0 8
14351 P14535   [OII 2025] 木材运输 / Trasporto tronchi 0 / 0 3
14463 P14539   [IO 2024 #3] 固定船帆 0 / 0 9
14356 P14555   [ROI 2013 Day1] 古老王朝 0 / 0 8
14479 P14560   CF1152D 加强版 0 / 0 9
14462 P14568   【MX-S12-T3】排列 0 / 0 7
14345 P14587   [LNCPC 2025] 广义菊花图计数 0 / 0 8
14344 P14593   [LNCPC 2025] 猫猫虫打 CF 0 / 0 8
14391 P14621   [2019 KAIST RUN Fall] Parklife 0 / 0 8
14516 P14637   [NOIP2025] 树的价值 0 / 0 9
14705 P14672   [ICPC 2025 Seoul R] CPEquivalence 0 / 0 8
14755 P14710   [ICPC 2023 Tehran R] Star Wars 0 / 0 5
14760 P14715   [ICPC 2023 Tehran R] Colorful Intervals 0 / 0 6
14764 P14725   [ICPC 2022 Seoul R] Folding Stick 0 / 0 6
14771 P14732   [ICPC 2022 Seoul R] Shuffle Game 0 / 0 5
14779 P14739   [ICPC 2021 Seoul R] John' s Gift 0 / 0 6
14692 P14746   下午茶时光 0 / 0 5
14788 P14778   [COCI 2025/2026 #3] 节日 / Festival 0 / 0 3
14832 P14788   [NERC 2025] Greta' s Game 0 / 0 7
14835 P14791   [NERC 2025] Jinx or Jackpot 0 / 0 7
14838 P14794   [NERC 2025] Medical Parity 0 / 0 5
14841 P14796   [JOI 2026 二次预选] 究极团子达人 / Ultimate Dango Maker 0 / 0 5
14850 P14817   [ICPC 2023 Yokohama R] Nested Repetition Compression 0 / 0 6
14851 P14818   [ICPC 2023 Yokohama R] Chayas 0 / 0 6
14853 P14820   [ICPC 2023 Yokohama R] Fortune Telling 0 / 0 7
14642 P14827   吃吃饱 0 / 0 7
14880 P14837   [THUPC 2026 初赛] My Mayday 0 / 0 7
14862 P14846   [ICPC 2022 Yokohama R] Incredibly Cute Penguin Chicks 0 / 0 7
14863 P14847   [ICPC 2022 Yokohama R] Make a Loop 0 / 0 8
14868 P14852   [ICPC 2022 Yokohama R] New Year Festival 0 / 0 8
14905 P14859   [ICPC 2021 Yokohama R] Genealogy of Puppets 0 / 0 7
14913 P14865   [ICPC 2020 Yokohama R] Secrets of Legendary Treasure 0 / 0 5
14920 P14872   [ICPC 2020 Yokohama R] High-Tech Detective 0 / 0 7
14922 P14874   [ICPC 2020 Yokohama R] Suffixes may Contain Prefixes 0 / 0 7
14927 P14879   [ICPC 2019 Yokohama R] Reordering the Documents 0 / 0 7
14938 P14890   Yummy 0 / 0 6
14942 P14894   [ICPC 2018 Yokohama R] Arithmetic Progressions 0 / 0 5
14957 P14909   [NHSPC 2024] 區間最大獨立集詢問 0 / 0 8
14964 P14920   [GESP202512 六级] 道具商店 0 / 0 5
14966 P14922   [GESP202512 七级] 学习小组 0 / 0 6
14661 P14938   「FAOI-R10」竞唆芳杰 0 / 0 7
14588 P14956   字符串的迹象 0 / 0 8
14646 P14964    [LBA-OI R2 C] 可比豆出道计划 0 / 0 8
14999 P14979   [USACO26JAN1] Sliding Window Summation S 0 / 0 6
15002 P14982   [USACO26JAN1] Supervision G 1 / 1 7
14563 P14990   马赛克 0 / 0 8
15050 P15006   [UOI 2019 II Stage] 节日 0 / 0 8
14668 P15013   FUN!! 0 / 0 7
15064 P15018   [UOI 2020 II Stage] 日历 0 / 0 5
15071 P15025   [UOI 2020 II Stage] 报复邻居 0 / 0 7
14592 P15038   「chaynOI R2 T3」合并同类项 0 / 0 7
15104 P15060   过河卒 0 / 0 8
15118 P15070   [UOI 2024 II Stage] Sequence 0 / 0 6
15034 P15073   [ICPC 2024 Chengdu R] Athlete Welcome Ceremony 0 / 0 6
15134 P15093   [UOI 2025 II Stage] Odd Rows 0 / 0 7
14540 P15111   群星 0 / 0 8
15167 P15129   [ROIR 2026] 筹码放置 0 / 0 8
15169 P15131   [ROIR 2026] 长方体的染色 0 / 0 5
15270 P15206   [SWERC 2018] Dishonest Driver 0 / 0 6
15188 P15208   [NWERC 2025] Bisecting Bargain 0 / 0 (None)
14552 P15234   「CROI · R3」浣熊的长木桥 0 / 0 8
14649 P15250   [NOSOI R1] Terrorists 0 / 0 6
14662 P15252   [NOSOI R1] Square Sequence 0 / 0 8
15175 P15255   [USACO26JAN2] Moo Hunt B 0 / 0 6
14633 P15269   「UTOI 1D」Flowerfell 0 / 0 8
15320 P15278   [MCO 2025] Subsequence 0 / 0 7
15335 P15296   [ROI 2012 Day 1] apricot 杏干 0 / 0 (None)
14667 P15305   『NFC-OI R1』序列贰 0 / 0 5
14581 P15341   「RedStone OI R1 A」DigDig 0 / 0 5
14593 P15342   「RedStone OI R1 B」浮木保卫战 0 / 0 7
15007 P15355   「LCOI R2 T1」Stochastic Dream 0 / 0 6
15273 P15360   「WYZOI R2」烟花 0 / 0 6
14892 P15389   k-绍兴序列 / splay 0 / 0 7
14641 P15411    「TBOI Round 1」Niton & Killaura 0 / 0 7
14616 P15424   2025 AMBITION 0 / 0 8
14582 P15426   Time to Heal 0 / 0 9
15411 P15431   [蓝桥杯 2025 国 Python B] 派对邀请方案 0 / 0 5
15413 P15433   [蓝桥杯 2025 国 Python B] 灯塔 0 / 0 3
15416 P15436   [蓝桥杯 2025 国 Python B] 魔法护盾 0 / 0 5
15423 P15440   [蓝桥杯 2025 国 Python C] 切换信号灯 0 / 0 6
15425 P15442   [蓝桥杯 2025 国研究生组] 山峰子序列 0 / 0 7

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