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.util.*;
import java.io.*;
import java.math.*;

public class CF742A{ 
  public static int index;
  public static void main(String[] args)throws Exception {
    InputReader in = new InputReader(System.in);
    PrintWriter pw = new PrintWriter(new OutputStreamWriter(System.out));
    
    int n = in.nextInt();
    int []a = {6, 8, 4, 2};
    if(n == 0) pw.println(1);
    else pw.println(a[n%4]);
    
    pw.close();
    
    pw.close();
  }
  
  static class InputReader {
    public BufferedReader reader;
    public StringTokenizer tokenizer;
    
    public InputReader(InputStream stream) {
      reader = new BufferedReader(new InputStreamReader(stream));
      tokenizer = null;
    }
    
    public String next() {
  
      try {
        while (tokenizer == null || !tokenizer.hasMoreTokens())
          tokenizer = new StringTokenizer(reader.readLine());
      } catch (IOException e) {
        return null;
      }
      
      return tokenizer.nextToken();
    }
    
    public String nextLine() {
      String line = null;
      try {
        tokenizer = null;
        line =  reader.readLine();
      } catch (IOException e) {
        throw new RuntimeException(e);
      }
      return line;
    }
    
    public int nextInt() {
      return Integer.parseInt(next());
    }
    
    public double nextDouble() {
      return Double.parseDouble(next());
    }
    
    public long nextLong() {
      return Long.parseLong(next());
    }
    public boolean hasNext(){
      try {
        while (tokenizer == null || !tokenizer.hasMoreTokens())
          tokenizer = new StringTokenizer(reader.readLine());
      } 
      catch (Exception e) {
        return false;
      }
     
    return true; 
    
    }
  }
}