Submission #1150859

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Source Code Expand

#include <iostream>
#include <algorithm>
#include <cmath>
#include <string>
#include <array>
#include <vector>
#include <functional>
#include <numeric>
#include <limits>
using namespace std;

int main(void) {
	int n;
	string s, t, s2, t2;

	cin >> n >> s >> t;

	for (int i = n-1; i >= 0; i--) {
		for (int j = 0; j <= i; j++) {
			s2 += s[n - i - 1 + j];
			t2 += t[j];
		}
		if (s2 == t2) {
			t.erase(t.begin(), t.begin() + i+1);
			s += t;
			cout << s.size() << endl;
			return 0;
		}
		t2.clear();
		s2.clear();
	}
	s += t;
	cout << s.size() << endl;
	return 0;
}

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