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>
using namespace std;
int dr[8] = {-1, 0, +1, 0, -1, -1, +1, +1};
int dc[8] = {0, +1, 0, -1, -1, +1, -1, +1};
int kx[8] = {-1, +1, +1, -1, +2, +2, -2, -2};
int ky[8] = {+2, +2, -2, -2, -1, +1, +1, -1};
const int N = 5000010;
int main() {
  int n;
  cin >> n;
  int last = 1;
  n %= 6;
  if (n == 0) {
    cout << 8 << endl;
    return 0;
  }
  for (int i = 1; i <= n; ++i) {
    last *= 8;
    last %= 10;
  }
  cout << last << endl;
}
