题目:最长公共子序列
分析
代码
cpp
#include<bits/stdc++.h>
using namespace std;
int n, m;
const int N = 1e3+10;
char a[N], b[N];
int dp[N][N];
int main() {
cin >> n >> m >> a+1 >> b+1;
for(int i = 1; i <= n; i ++) {
for(int j = 1; j <= m; j ++) {
dp[i][j] = max(dp[i-1][j],dp[i][j-1]);
if(a[i]==b[j]) dp[i][j] = max(dp[i][j], dp[i-1][j-1]+1);
}
}
cout << dp[n][m] << endl;
return 0;
}