# 1143 - Longest Common Subsequence
解法一 - DP
這題當然也可以用暴力法或暴力+memoization,不過 DP 的 recurrence formula 其實滿直覺的,直接實作程式碼如下:
這個的效率就不錯:
Runtime: 12 ms, faster than 89.31% of C++ online submissions for Longest Common Subsequence. Memory Usage: 14.7 MB, less than 100.00% of C++ online submissions for Longest Common Subsequence.
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