12
 1378
 51202278
 989898989
 4
 7
 9
 6
 8
 12193721
 999999995
 999999999
 11
 999999996
 999999998
 3
 14
 15
 10
 999999994
 1000
 13781378
 5
 999999997
 1000000000
 13
 16
 0

6
 4
 4
 8
 6
 2
 8
 4
 6
 8
 2
 2
 2
 6
 4
 2
 4
 2
 4
 4
 6
 4
 8
 8
 6
 8
 6
 1

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.*;
import java.io.IOException;

public class Main {
    public static void main(String[] args) throws IOException {
        Scanner scanner = new Scanner();

        long n = scanner.nextLong();
        n %= 4;
        if (n == 0) println(6);
        else if (n == 1) println(8);
        else if (n == 2) println(4);
        else println(2);
    }

    static int gcd(int a, int b) {
        if (a == 0) return b;
        return gcd(b%a, a);
    }

    static void println(Object obj) {
        System.out.println(obj);
    }

    static void print(Object obj) {
        System.out.print(obj);
    }

    public static class Scanner {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer tk = null;

        String next() throws IOException {
            while (tk == null || !tk.hasMoreTokens()) {
                tk = new StringTokenizer(br.readLine());
            }
            return tk.nextToken();
        }

        String nextLine() throws IOException {
            String toReturn = new String();
            try {
                toReturn = br.readLine();
            } catch(Exception e) {
                e.printStackTrace();
            }
            return toReturn;
        }

        int nextInt() throws IOException {
            return Integer.parseInt(next());
        }

        long nextLong() throws IOException {
            return Long.parseLong(next());
        }

        double nextDouble() throws IOException {
            return Double.parseDouble(next());
        }
    }

}