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

int main() {
	int n;
	cin >> n;

	int a = n % 6;
	if (a == 0) cout << 4 << endl;
	if (a == 5) cout << 1 << endl;
	if (a == 4) cout << 7 << endl;
	if (a == 3) cout << 5 << endl;
	if (a == 2) cout << 8 << endl;
	if (a == 1) cout << 2 << endl;
}