#include <iostream>
#include <cstdlib>
#include <vector>
#include <algorithm>
#include <cmath>
#include <iostream>
#include <iomanip>
#include <deque>

int main()
{
    std::vector<int> a = {2, 8, 5, 7, 1, 4};
    int d;
    std::cin >> d;
    std::cout << a[(d - 1) % 7] << std::endl;
    return 0;
}