ID Problem Show tags Hide tags AC / Tried Difficulty
12351 P12544   [UOI 2025] Boys and Girls 0 / 0 7
12352 P12545   [UOI 2025] Partitioning into Three 0 / 0 7
12353 P12546   [UOI 2025] Convex Array 0 / 0 8
12354 P12547   [UOI 2025] Simple Subsequence 0 / 0 8
12356 P12548   [UOI 2025] Manhattan Pairing 0 / 0 7
12357 P12549   [UOI 2025] Gift for Anton 0 / 0 5
12358 P12550   [UOI 2025] Reversal ABC 0 / 0 8
12359 P12551   [UOI 2025] Simple Task 0 / 0 9
12360 P12552   [UOI 2024] Points on a Line 0 / 0 7
12361 P12553   [UOI 2024] Lady's Gift 0 / 0 8
12362 P12554   [UOI 2024] Queries for Subarray Beauty 0 / 0 8
12363 P12555   [UOI 2024] AND Array 0 / 0 8
12365 P12556   [UOI 2024] Colorful Table 0 / 0 7
12366 P12557   [UOI 2024] Football 0 / 0 7
12367 P12558   [UOI 2024] Heroes and Monsters 0 / 0 9
12368 P12559   [UOI 2024] Zeroing the segment 0 / 0 9
12370 P12560   [UTS 2024] Randomized Palindromes 0 / 0 7
12371 P12561   [UTS 2024] Matrix 0 / 0 7
12372 P12562   [UTS 2024] Two Trees 0 / 0 8
12373 P12563   [UTS 2024] Remove Node 0 / 0 8
12374 P12564   [UTS 2024] Jobs 0 / 0 (None)
12375 P12565   [UTS 2024] Big 0 / 0 (None)
12376 P12566   [UOI 2023] An Array and Several More Arrays 0 / 0 6
12377 P12567   [UOI 2023] An Array of Coins and Weighing Requests 0 / 0 (None)
12378 P12568   [UOI 2023] An Array and Range Additions 0 / 0 7
12379 P12569   [UOI 2023] An Array and Partial Sums 0 / 0 9
12381 P12570   [UOI 2023] An Array and Medians of Subarrays 0 / 0 6
12382 P12571   [UOI 2023] An Array of Characters and Almost Palindromes【交互库尚未配置】 0 / 0 (None)
12383 P12572   [UOI 2023] An Array and Addition Again 0 / 0 6
12384 P12573   [UOI 2023] An Array and XOR 0 / 0 8
12386 P12574   [UOI 2021] 机器人 0 / 0 5
12387 P12575   [UOI 2021] 第 k 小的数 0 / 0 8
12388 P12576   [UOI 2021] 数字图 0 / 0 8
12389 P12577   [UOI 2021] 树上的强盗 0 / 0 8
12390 P12578   [UOI 2021] 彩色矩阵 0 / 0 7
12391 P12579   [UOI 2021] 哥萨克与 GCD 0 / 0 8
12392 P12580   [UOI 2021] 猜排列【交互题暂未配置】 0 / 0 (None)
12393 P12581   [UOI 2021] 敌人与军刀 0 / 0 8
12430 P12633   [UOI 2020] Skyscraper 0 / 0 5
12431 P12634   [UOI 2020] Chessfield 0 / 0 (None)
12432 P12635   [UOI 2020] Guess the Color 0 / 0 (None)
12433 P12636   [UOI 2020] Array Reduction 0 / 0 9
12434 P12637   [UOI 2020] Golden Field 0 / 0 (None)
12435 P12638   [UOI 2020] Stone Pairs 0 / 0 (None)
12436 P12639   [UOI 2020] Topological Sorting of a Tree 0 / 0 8
12437 P12640   [UOI 2020] Add edges 0 / 0 (None)
15046 P15002   [UOI 2019 II Stage] 重大发现 0 / 0 1
15047 P15003   [UOI 2019 II Stage] 有趣的问题 0 / 0 5
15048 P15004   [UOI 2019 II Stage] 最大公约数 0 / 0 5
15049 P15005   [UOI 2019 II Stage] 幸福值 0 / 0 7
15050 P15006   [UOI 2019 II Stage] 节日 0 / 0 8
15051 P15007   [UOI 2019 II Stage] 草坪 0 / 0 3
15052 P15008   [UOI 2019 II Stage] 狼人杀 0 / 0 5
15053 P15009   [UOI 2019 II Stage] 随从 0 / 0 5
15054 P15010   [UOI 2019 II Stage] 足球 0 / 0 7
15055 P15011   [UOI 2019 II Stage] 土豆 0 / 0 8
15062 P15016   [UOI 2020 II Stage] 考试 0 / 0 1
15063 P15017   [UOI 2020 II Stage] 大炮 0 / 0 3
15064 P15018   [UOI 2020 II Stage] 日历 0 / 0 5
15065 P15019   [UOI 2020 II Stage] 倍乘 0 / 0 7
15066 P15020   [UOI 2020 II Stage] 国家 0 / 0 8
15067 P15021   [UOI 2020 II Stage] 方程 0 / 0 1
15068 P15022   [UOI 2020 II Stage] 邻居 0 / 0 1
15069 P15023   [UOI 2020 II Stage] 又是邻居 0 / 0 5
15070 P15024   [UOI 2020 II Stage] 修理帕萨特 0 / 0 5
15071 P15025   [UOI 2020 II Stage] 报复邻居 0 / 0 7
15075 P15026   [UOI 2021 II Stage] 商店 0 / 0 3
15076 P15027   [UOI 2021 II Stage] 优美数组 0 / 0 3
15077 P15028   [UOI 2021 II Stage] 献给女士的礼物 0 / 0 5
15078 P15029   [UOI 2021 II Stage] 酷子串 0 / 0 6
15079 P15030   [UOI 2021 II Stage] A 先生的魔法球 0 / 0 7
15080 P15031   [UOI 2021 II Stage] 矩阵 0 / 0 3
15081 P15032   [UOI 2021 II Stage] 棋子 0 / 0 3
15082 P15033   [UOI 2021 II Stage] 字典序 0 / 0 6
15083 P15034   [UOI 2021 II Stage] 奇迹之地 0 / 0 6
15084 P15035   [UOI 2021 II Stage] 游戏 0 / 0 7
15086 P15040   [UOI 2022 II Stage] 竞赛 0 / 0 1
15087 P15041   [UOI 2022 II Stage] 字母环 0 / 0 3
15088 P15042   [UOI 2022 II Stage] 双色图形 0 / 0 6
15089 P15043   [UOI 2022 II Stage] 图 0 / 0 7
15090 P15044   [UOI 2022 II Stage] 树 0 / 0 8
15092 P15045   [UOI 2022 II Stage] 秘密信件 0 / 0 1
15093 P15046   [UOI 2022 II Stage] 魔法鞋 0 / 0 3
15094 P15047   [UOI 2022 II Stage] 铁路 0 / 0 8
15095 P15048   [UOI 2022 II Stage] 树 2 0 / 0 7
15096 P15049   [UOI 2022 II Stage] 图 2 0 / 0 8
15098 P15050   [UOI 2023 II Stage] Pixel snail 0 / 0 1
15099 P15051   [UOI 2023 II Stage] Nova Poshta 0 / 0 3
15100 P15052   [UOI 2023 II Stage] Memory training 0 / 0 5
15101 P15053   [UOI 2023 II Stage] Land plots 0 / 0 6
15102 P15054   [UOI 2023 II Stage] Square or rectangle 0 / 0 7
15105 P15055   [UOI 2023 II Stage] Gallery 0 / 0 1
15106 P15056   [UOI 2023 II Stage] Unenslaved puppy 0 / 0 3
15107 P15057   [UOI 2023 II Stage] Roads of Potokolandiya 0 / 0 5
15108 P15058   [UOI 2023 II Stage] Rectangles are everywhere 0 / 0 6
15109 P15059   [UOI 2023 II Stage] Product 0 / 0 7
15110 P15062   [UOI 2024 II Stage] Shops 0 / 0 1
15111 P15063   [UOI 2024 II Stage] Creating an Array 0 / 0 3
15112 P15064   [UOI 2024 II Stage] Everyone Loves Permutations 0 / 0 5
15113 P15065   [UOI 2024 II Stage] Mole 0 / 0 5

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