ID Problem Show tags Hide tags AC / Tried Difficulty
14121 P14257  嫉妒(jealousy) 0 / 0 1
14219 P14276  [ROI 2014 Day2] 电影学院 0 / 0 3
14244 P14293  [JOI2024 预选赛 R2] 购物 2 / Shopping 2 0 / 0 3
14245 P14294  [JOI2024 预选赛 R2] 白色灯 2 / White Light 2 0 / 0 4
14164 P14304  【MX-J27-T1】分块 0 / 0 2
14190 P14308  【MX-S8-T1】斐波那契螺旋 0 / 0 3
14143 P14318  「ALFR Round 11」B 行走 (walk) 0 / 0 3
14298 P14358  [CSP-J 2025] 座位 0 / 0 2
14310 P14370  [JOISC 2018] 最差的记者 3 / Worst Reporter 3 0 / 0 4
14355 P14461  【MX-S10-T2】『FeOI-4』青年晚报 0 / 0 5
14417 P14483  [集训队互测 2018] 神秘货币 0 / 0 7
14422 P14488  [集训队互测 2018] 蒜头的奖杯 0 / 0 7
14426 P14492  [集训队互测 2018] 小 H 爱染色 0 / 0 7
14385 P14514  [NFLSPC #8] 如何区分北京东路和北京东路 0 / 0 4
14138 P14523  【MX-S11-T4】Ice Drop 0 / 0 6
14416 P14538  [OII 2025] 市政委员会 / Giunta comunale 0 / 0 6
14465 P14551  【模板】Pell 方程 0 / 0 7
14441 P14561  [CXOI2025] 我常常追忆过去 0 / 0 7
14103 P14570   「LAOI-11」Metamorphosism 0 / 0 3
14128 P14571   「LAOI-11」Ice Block 0 / 0 5
14116 P14573  「LAOI-11」Maze 0 / 0 6
14709 P14636  [NOIP2025] 清仓甩卖 0 / 0 6
14574 P14640  【OIMO Round 1】校验 0 / 0 3
14714 P14647  [POI 2025/2026 #1] 太空探测车 / Łazik kosmiczny 0 / 0 6
14717 P14650  [POI 2025/2026 #1] 菜鸟健身房 / Siłownia dla początkujących 0 / 0 2
14587 P14663  [KenOI 2025] 倍数题 0 / 0 1
14778 P14752  Hit or not? 0 / 0 2
14846 P14776  [ICPC 2024 Seoul R] Triangle 0 / 0 3
14830 P14778  [COCI 2025/2026 #3] 节日 / Festival 0 / 0 2
14833 P14781  [COCI 2025/2026 #3] 尺子 / Ravnalo 0 / 0 3
14868 P14782  [NERC 2025] Alphabet City 0 / 0 2
14874 P14788  [NERC 2025] Greta' s Game 0 / 0 5
14875 P14789  [NERC 2025] Honey Cake 0 / 0 2
14877 P14791  [NERC 2025] Jinx or Jackpot 0 / 0 5
14879 P14793  [NERC 2025] LLM Training 0 / 0 6
14883 P14796  [JOI 2026 二次预选] 究极团子达人 / Ultimate Dango Maker 0 / 0 3
14885 P14798  [JOI 2026 二次预选] 购物 3 / Shopping 3 0 / 0 4
14865 P14813  [CCPC 2024 哈尔滨站] 奇怪的上取整 0 / 0 2
14501 P14826  踩踩标 0 / 0 2
14920 P14840  [THUPC 2026 初赛] 宝石分组 0 / 0 5
14909 P14849  [ICPC 2022 Yokohama R] Cake Decoration 0 / 0 6
14943 P14853  [ICPC 2021 Yokohama R] Loop of Chocolate 0 / 0 2
14948 P14858  [ICPC 2021 Yokohama R] It' s Surely Complex 0 / 0 7
14960 P14868  [ICPC 2020 Yokohama R] Jewelry Size 0 / 0 4
14978 P14886  Left and Right 0 / 0 3
15000 P14908  [NHSPC 2024] 花果山 0 / 0 5
14598 P14914  「QFOI R3」航线交汇 0 / 0 2
14514 P14939  「FAOI-R10」异或矩阵 0 / 0 6
14682 P14953  乒乓博弈 0 / 0 1
14512 P14959   「KWOI R1」Ring Problem 0 / 0 3
14594 P14960  「KWOI R1」XOR and Sliding Window 0 / 0 5
14600 P14967  Watching the Moon 0 / 0 3
15040 P14974  [USACO26JAN1] Chip Exchange B 0 / 0 3
15045 P14979  [USACO26JAN1] Sliding Window Summation S 0 / 0 4
15068 P14995  [Nordic OI 2020] Apple Delivery 0 / 0 6
15095 P15003  [UOI 2019 II Stage] 有趣的问题 0 / 0 3
15099 P15007  [UOI 2019 II Stage] 草坪 0 / 0 2
15100 P15008  [UOI 2019 II Stage] 狼人杀 0 / 0 3
15101 P15009  [UOI 2019 II Stage] 随从 0 / 0 3
15116 P15022  [UOI 2020 II Stage] 邻居 0 / 0 1
15129 P15032  [UOI 2021 II Stage] 棋子 0 / 0 2
15134 P15040  [UOI 2022 II Stage] 竞赛 0 / 0 1
15140 P15045  [UOI 2022 II Stage] 秘密信件 0 / 0 1
15141 P15046  [UOI 2022 II Stage] 魔法鞋 0 / 0 2
15146 P15050  [UOI 2023 II Stage] Pixel snail 0 / 0 1
15153 P15055  [UOI 2023 II Stage] Gallery 0 / 0 1
15155 P15057  [UOI 2023 II Stage] Roads of Potokolandiya 0 / 0 3
15158 P15062  [UOI 2024 II Stage] Shops 0 / 0 1
15163 P15067  [UOI 2024 II Stage] Job Applications 0 / 0 1
15165 P15069  [UOI 2024 II Stage] Disco 0 / 0 3
15087 P15078  [ICPC 2024 Chengdu R] Expanding Array 0 / 0 3
15089 P15080  [ICPC 2024 Chengdu R] Good Partitions 0 / 0 4
15174 P15085  [UOI 2025 II Stage] Family 0 / 0 1
15197 P15105  [ICPC 2025 LAC] Keep Fighting 0 / 0 4
15204 P15118  [ICPC 2024 LAC] DiviDuelo 0 / 0 4
15217 P15131  [ROIR 2026] 长方体的染色 0 / 0 3
15244 P15140  [SWERC 2025] Factory Table 0 / 0 2
15273 P15161  [SWERC 2022] Uniform Chemistry 0 / 0 5
15304 P15192  [SWERC 2019] Rats 0 / 0 1
15327 P15223  [SWERC 2017] Shattered Cake 0 / 0 1
14628 P15229   【LCOI R1 T1】Simple Sequence Evaluation 0 / 0 4
15341 P15240  [NHSPC 2025] 解碼密鑰 0 / 0 3
14684 P15287  「YLLOI-R3-T2」霍元甲 0 / 0 3
14834 P15306   『NFC-OI R1』序列玖 0 / 0 4
15396 P15309  [VKOSHP 2025] Puzzle 0 / 0 2
15404 P15317  [VKOSHP 2025] Two Skew Roads 0 / 0 4
15406 P15319  [VKOSHP 2025] Mathematical Calendar 0 / 0 2
15393 P15343  「RedStone OI R1 C」Super Fib 0 / 0 6
15054 P15355  「LCOI R2 T1」Stochastic Dream 0 / 0 4
15322 P15359  「WYZOI R2」春运 0 / 0 3
14938 P15377  询问 / sosoo 0 / 0 5
14937 P15378  二次根式 / sosqrt 0 / 0 5
14498 P15381  雨き声残響 / ame 0 / 0 6
14942 P15390  基础想象练习题 / fantasy 0 / 0 7
15105 P15395  幻影之春 / phantom 0 / 0 2
14490 P15396  关于最大公约数的又一个问题 / gcd 0 / 0 4
14560 P15409  「TBOI Round 1」Niton & LCM 0 / 0 3
15429 P15414  [CCC 2019 S2] Pretty Average Primes 优雅平均质数 0 / 0 2
15468 P15430  [蓝桥杯 2025 国 Python B] 等差数列计数 0 / 0 1
15469 P15431  [蓝桥杯 2025 国 Python B] 派对邀请方案 0 / 0 3

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