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

//Bismillahir Rahmanir Rahim
//In the name of Allah the Most Merciful
//Astagfirullahil laji
#include<bits/stdc++.h>
#include<math.h>
using namespace std;
#define int long long  int
int i,j,t;
 main()
{

    int n; cin>>n;if(n==0) cout<<0<<endl; else
    if(n%4==0) cout<<6<<endl;
    else if(n%4==1) cout<<8<<endl;
    else if(n%4==2) cout<<4<<endl;
    else if(n%4==3) cout<<2<<endl;

}
