#include <iostream>
using namespace std;

int main(){
    int N;
    cin >> N;
    if(N % 6 == 1){
        cout << 2 << endl;
    }else if(N % 6 == 2){
        cout << 8 << endl;
    }else if(N % 6 == 3){
        cout << 5 << endl;
    }else if(N % 6 == 4){
        cout << 7 << endl;
    }else if(N % 6 == 5){
        cout << 1 << endl;
    }else{
        cout << 4 << endl;
    }
}