Submission #1757843

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Source Code Expand

#include <iostream>
#include <stdio.h>
#include <string>
#include <cstdlib>
#include <cmath>
#include <cstring>
#include <math.h>
#include <vector>
#include <algorithm>
using namespace std;

int main(){
	int n;
	cin >> n;
	string s, t;
	cin >> s >> t;
	for(int i = 0; i< n; i++){
		if(s.substr(i, n) == t.substr(0, n - i)){
			cout << n + i << endl;
			return 0;
		}
	}
	cout << 2 * n << endl;
	return 0;
}

Submission Info

Judge Result