#include <bits/stdc++.h>
using namespace std;
class Solver {
 private:
  long long N, overkill_level = 1378, lasts = 10;

 public:
  Solver() {
    cin >> N;
    cout << pow(overkill_level, N, lasts);
  }
  long long pow(long long x, long long y, long long mod) {
    if (!y) return 1;
    long long ans = pow(x, y / 2, mod);
    if (y & 1)
      return ((((ans % mod) * (ans % mod)) % mod % mod) * (x % mod)) % mod;
    return ((ans % mod) * (ans % mod)) % mod;
  }
};
int main() {
  Solver solver;
  return 0;
}
