ID Problem Show tags Hide tags AC / Tried Difficulty
19607 P14161   [ICPC 2022 Nanjing R] 完美回文 0 / 0 3
19368 P14166   [Algo Beat Contest 002.5 A] 题目分配 (divide) 0 / 0 3
19034 P14168   [Algo Beat Contest 002.5 C] 数数题 (count) 0 / 0 6
18299 P14174   【MX-X23-T4】卡常数 0 / 0 6
19668 P14214   [COI 2010] 圆圈 / KOLO 0 / 0 6
18454 P14257   嫉妒(jealousy) 0 / 0 1
19710 P14276   [ROI 2014 Day2] 电影学院 0 / 0 5
19735 P14293   [JOI2024 预选赛 R2] 购物 2 / Shopping 2 0 / 0 5
19736 P14294   [JOI2024 预选赛 R2] 白色灯 2 / White Light 2 0 / 0 6
19613 P14304   【MX-J27-T1】分块 0 / 0 3
19680 P14308   【MX-S8-T1】斐波那契螺旋 0 / 0 5
19533 P14313   [Aboi Round 2] IDSMILE 0 / 0 6
19612 P14316   [Aboi Round 2] 礎の花冠 0 / 0 8
19161 P14318   「ALFR Round 11」B 行走 (walk) 0 / 0 5
19792 P14358   [CSP-J 2025] 座位 0 / 0 3
19804 P14370   [JOISC 2018] 最差的记者 3 / Worst Reporter 3 0 / 0 6
19851 P14461   【MX-S10-T2】『FeOI-4』青年晚报 0 / 0 7
19928 P14483   [集训队互测 2018] 神秘货币 0 / 0 9
19933 P14488   [集训队互测 2018] 蒜头的奖杯 0 / 0 9
19937 P14492   [集训队互测 2018] 小 H 爱染色 0 / 0 9
19940 P14495   [NCPC 2025] Arithmetic Adaptation 0 / 0 1
19895 P14514   [NFLSPC #8] 如何区分北京东路和北京东路 0 / 0 6
18971 P14523   【MX-S11-T4】Ice Drop 0 / 0 8
19926 P14538   [OII 2025] 市政委员会 / Giunta comunale 0 / 0 8
19978 P14551   【模板】Pell 方程 0 / 0 9
19720 P14557   [ROI 2013 Day2] 海战 0 / 0 6
19953 P14561   [CXOI2025] 我常常追忆过去 0 / 0 9
19984 P14562   宇宙 0 / 0 6
18315 P14566   【MX-S12-T1】取模 0 / 0 5
18325 P14570    「LAOI-11」Metamorphosism 0 / 0 5
18514 P14571    「LAOI-11」Ice Block 0 / 0 7
18428 P14573   「LAOI-11」Maze 0 / 0 8
20021 P14636   [NOIP2025] 清仓甩卖 0 / 0 8
18530 P14640   【OIMO Round 1】校验 0 / 0 5
20026 P14647   [POI 2025/2026 #1] 太空探测车 / Łazik kosmiczny 0 / 0 8
20029 P14650   [POI 2025/2026 #1] 菜鸟健身房 / Siłownia dla początkujących 0 / 0 3
18596 P14663   [KenOI 2025] 倍数题 0 / 0 1
20085 P14752   Hit or not? 0 / 0 3
20150 P14776   [ICPC 2024 Seoul R] Triangle 0 / 0 5
20135 P14778   [COCI 2025/2026 #3] 节日 / Festival 0 / 0 3
20138 P14781   [COCI 2025/2026 #3] 尺子 / Ravnalo 0 / 0 5
20170 P14782   [NERC 2025] Alphabet City 0 / 0 3
20176 P14788   [NERC 2025] Greta' s Game 0 / 0 7
20177 P14789   [NERC 2025] Honey Cake 0 / 0 3
20179 P14791   [NERC 2025] Jinx or Jackpot 0 / 0 7
20181 P14793   [NERC 2025] LLM Training 0 / 0 8
20185 P14796   [JOI 2026 二次预选] 究极团子达人 / Ultimate Dango Maker 0 / 0 5
20187 P14798   [JOI 2026 二次预选] 购物 3 / Shopping 3 0 / 0 6
20168 P14813   [CCPC 2024 哈尔滨站] 奇怪的上取整 0 / 0 3
18314 P14826   踩踩标 0 / 0 3
20220 P14840   [THUPC 2026 初赛] 宝石分组 0 / 0 7
20209 P14849   [ICPC 2022 Yokohama R] Cake Decoration 0 / 0 8
20235 P14858   [ICPC 2021 Yokohama R] It' s Surely Complex 0 / 0 9
20247 P14868   [ICPC 2020 Yokohama R] Jewelry Size 0 / 0 6
20265 P14886   Left and Right 0 / 0 5
20287 P14908   [NHSPC 2024] 花果山 0 / 0 7
19163 P14914   「QFOI R3」航线交汇 0 / 0 3
18347 P14939   「FAOI-R10」异或矩阵 0 / 0 8
19996 P14953   乒乓博弈 0 / 0 1
18343 P14959    「KWOI R1」Ring Problem 0 / 0 5
19011 P14960   「KWOI R1」XOR and Sliding Window 0 / 0 7
19192 P14967   Watching the Moon 0 / 0 5
20323 P14974   [USACO26JAN1] Chip Exchange B 0 / 0 5
20328 P14979   [USACO26JAN1] Sliding Window Summation S 0 / 0 6
20339 P14995   [Nordic OI 2020] Apple Delivery 0 / 0 8
20366 P15003   [UOI 2019 II Stage] 有趣的问题 0 / 0 5
20370 P15007   [UOI 2019 II Stage] 草坪 0 / 0 3
20371 P15008   [UOI 2019 II Stage] 狼人杀 0 / 0 5
20372 P15009   [UOI 2019 II Stage] 随从 0 / 0 5
20385 P15022   [UOI 2020 II Stage] 邻居 0 / 0 1
20398 P15032   [UOI 2021 II Stage] 棋子 0 / 0 3
20402 P15040   [UOI 2022 II Stage] 竞赛 0 / 0 1
20408 P15045   [UOI 2022 II Stage] 秘密信件 0 / 0 1
20409 P15046   [UOI 2022 II Stage] 魔法鞋 0 / 0 3
20414 P15050   [UOI 2023 II Stage] Pixel snail 0 / 0 1
20422 P15057   [UOI 2023 II Stage] Roads of Potokolandiya 0 / 0 5
20425 P15062   [UOI 2024 II Stage] Shops 0 / 0 1
20430 P15067   [UOI 2024 II Stage] Job Applications 0 / 0 1
20432 P15069   [UOI 2024 II Stage] Disco 0 / 0 5
20358 P15078   [ICPC 2024 Chengdu R] Expanding Array 0 / 0 5
20360 P15080   [ICPC 2024 Chengdu R] Good Partitions 0 / 0 6
20435 P15085   [UOI 2025 II Stage] Family 0 / 0 1
20440 P15090   [UOI 2025 II Stage] Movies 0 / 0 1
20457 P15105   [ICPC 2025 LAC] Keep Fighting 0 / 0 6
20463 P15118   [ICPC 2024 LAC] DiviDuelo 0 / 0 6
20476 P15131   [ROIR 2026] 长方体的染色 0 / 0 5
20489 P15140   [SWERC 2025] Factory Table 0 / 0 3
20517 P15161   [SWERC 2022] Uniform Chemistry 0 / 0 7
20548 P15192   [SWERC 2019] Rats 0 / 0 1

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