LCS簡單問題

問題 B: 選拔賽專用題(2) 時間限制: 1 Sec   內存限制: 128 MB 提交: 52   解決: 14 [ 提交][ 狀態][ 討論版] 題目描述 A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X

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