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;
template <class T>
T abs(T x) {
  return x > 0 ? x : -x;
}
template <class T>
T mini(T x, T y) {
  return x < y ? x : y;
}
template <class T>
T maxi(T x, T y) {
  return x < y ? y : x;
}
template <class T>
T gcd(T a, T b) {
  return a % b ? gcd(b, a % b) : b;
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  cout.precision(10);
  cout << fixed;
  int n;
  cin >> n;
  map<int, int> m;
  m[0] = 8;
  m[1] = 4;
  m[2] = 2;
  m[3] = 6;
  if (n == 0)
    cout << 1 << '\n';
  else
    cout << m[(n - 1 + 4) % 4] << '\n';
  return 0;
}
