1523 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
20258 P14879   [ICPC 2019 Yokohama R] Reordering the Documents 0 / 0 7
20269 P14890   Yummy 0 / 0 6
20273 P14894   [ICPC 2018 Yokohama R] Arithmetic Progressions 0 / 0 5
20288 P14909   [NHSPC 2024] 區間最大獨立集詢問 0 / 0 8
20295 P14920   [GESP202512 六级] 道具商店 0 / 0 5
20297 P14922   [GESP202512 七级] 学习小组 1 / 2 6
19755 P14938   「FAOI-R10」竞唆芳杰 0 / 0 7
18430 P14956   字符串的迹象 0 / 0 8
19531 P14964    [LBA-OI R2 C] 可比豆出道计划 0 / 0 8
20328 P14979   [USACO26JAN1] Sliding Window Summation S 0 / 0 6
20331 P14982   [USACO26JAN1] Supervision G 0 / 0 7
18367 P14990   马赛克 0 / 0 8
20369 P15006   [UOI 2019 II Stage] 节日 0 / 0 8
19927 P15013   FUN!! 0 / 0 7
20381 P15018   [UOI 2020 II Stage] 日历 0 / 0 5
20388 P15025   [UOI 2020 II Stage] 报复邻居 0 / 0 7
18447 P15038   「chaynOI R2 T3」合并同类项 0 / 0 7
20433 P15070   [UOI 2024 II Stage] Sequence 0 / 0 6
20353 P15073   [ICPC 2024 Chengdu R] Athlete Welcome Ceremony 0 / 0 6
20443 P15093   [UOI 2025 II Stage] Odd Rows 0 / 0 7
18297 P15111   群星 0 / 0 8
20474 P15129   [ROIR 2026] 筹码放置 0 / 0 8
20476 P15131   [ROIR 2026] 长方体的染色 0 / 0 5

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