#include <bits/stdc++.h>
using namespace std;
#define int long long

int a;
string s[100005][4];

signed main()
{
	ios::sync_with_stdio(false);
	cin.tie(0), cout.tie(0);
	cin >> a;
	for (int i = 1; i <= a; i++)
	{
		for (int j = 1; j <= 4; j++)
		{
			cin >> s[i][j];
		}
	}
	cout << "1";
	return 0;
}