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

#include <bits/stdc++.h>
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%//
#define pb push_back
#define ret return
#define FOR(i, x, y) for(int i = x;i <= y;++i)
#define rFOR(i, x, y) for(int i = x;i >= y;--i)
#define SWStdio ios_base::sync_with_stdio
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%//
using namespace std;
typedef string str;
typedef vector<vector<pair<int, int> > > vvpi;
typedef vector<vector<int> > vvi;
typedef unsigned long long ull;
typedef long long ll;
    ll a, b, c;
main (){
    cin >> a;
    a%=6;b = 8;
    if(a == 0) a = 4;
    a = pow(b, a);
    cout << a % 10;
    }
