挂编,可是本地测试没问题
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挂编,可是本地测试没问题
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_Glassy_Sky_楼主2023/1/15 18:52
#include<bits/stdc++.h>
using namespace std;
int a[100001], b[100001];
int f[100001][100001];
int main()
{
	int n;
	cin >> n;
	for(int i = 1; i <= n; i ++)
		cin >> a[i];
	for(int i = 1; i <= n; i ++)
		cin >> b[i];
	for(int i = 1; i <= n; i ++)
		for(int j = 1; j <= n; j ++)
		{
			f[i][j] = max(f[i - 1][j], f[i][j - 1]);
			if(a[i - 1] == b[j - 1])
				f[i][j] = max(f[i][j], f[i - 1][j - 1] + 1);
		}
	cout << f[n][n]; 
	return 0;
2023/1/15 18:52
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