Submission #1443483

---

Source Code Expand

#include <cstdio>
#include <cmath>
#include <iostream>
#include <ctime>
#include <iomanip>
#include <vector>
using namespace std;
int main(int argc, char* argv[])
{
	int N,cnt=0;
	std::cin >> N;
	vector<char>v1;
	vector<char>v2;
	getchar();
	bool isequal = true;
	for (int i = 0; i < N; ++i)
	{
		v1.push_back(getchar());
	}
	getchar();
	for (int i = 0; i < N; ++i)
	{
		v2.push_back(getchar());
	}
	for (int i = 0; i < N; ++i)
	{
		if (v1[i] != v2[i])isequal = false;
	}
	if(isequal)
		std::cout << N;
	else
	{
		for (int i = 0; i < N; ++i)
		{
			if (v1[N - 1 - i] == v2[i])++cnt;
			else break;
		}
		std::cout << 2 * N - cnt;
	}
	

	return 0;

}

Submission Info

Judge Result