AtCoder Japan Open -予選-（AtCoder Regular Contest 186） · AC 题库

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AtCoder Japan Open -予選-（AtCoder Regular Contest 186）

2024/10/27 20:00120 分钟arc186

AUndercluedUnderclued

BTypical Permutation DescriptorTypical Permutation Descriptor

CBall and BoxBall and Box

DPolish ManiaPolish Mania

EMissing SubsequenceMissing Subsequence