#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < n; ++i)
using ll = long long;
using namespace std;
const int INF = 1e9;

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

    int ans[] = {2, 8, 5, 7, 1, 4};
    cout << ans[(n - 1) % 6] << endl;

    return 0;
}