#include<bits/stdc++.h>
using namespace std;
using u64 = uint_least64_t;
using s64 = int_least64_t;
using ll = uint_least64_t;

int main(){
	int n;
	cin >> n;
	if (n == 1)cout << '7' << endl;
	if (n == 2)cout << '0' << endl;
	if (n == 3)cout << '1' << endl;
	if (n == 4)cout << '6' << endl;
	if (n == 5)cout << '7' << endl;
	if (n == 6)cout << '6' << endl;
	if (n == 7)cout << '7' << endl;
	if (n == 8)cout << '0' << endl;
	if (n == 9)cout << '1' << endl;
	if (n == 10)cout << '0' << endl;

	return 0;
}