全部比赛AtCoder
AtCoder
6 题 · 6 已翻译
AtCoder Regular Contest 223
2026/06/28 20:00120 分钟arc223
A特殊约束背包Unusual-Constraint Knapsack
⌀ 997
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B通过 K 整除交换得到的有效数组Valid Arrays by K-Divisible Swaps⌀ 1323
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CWhole Product of Pairwise DistancesWhole Product of Pairwise Distances⌀ 1714
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DXpectation of Cards in Hand with LaboratoryXpectation of Cards in Hand with Laboratory⌀ 2281
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E阴阳二位插入Yin-Yang Two Bits Insertion⌀ 2572
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FZonal Score MaximizationZonal Score Maximization⌀ 3156
已翻译