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>
inline bool EQ(double a, double b) { return fabs(a - b) < 1e-9; }
const int INF = 1 << 29;
inline int two(int n) { return 1 << n; }
inline int test(int n, int b) { return (n >> b) & 1; }
inline void set_bit(int& n, int b) { n |= two(b); }
inline void unset_bit(int& n, int b) { n &= ~two(b); }
inline int last_bit(int n) { return n & (-n); }
inline int ones(int n) {
  int res = 0;
  while (n && ++res) n -= n & (-n);
  return res;
}
template <class T>
void chmax(T& a, const T& b) {
  a = max(a, b);
}
template <class T>
void chmin(T& a, const T& b) {
  a = min(a, b);
}
long long gcd(long long a, long long b) {
  if (a == 0 || b == 0) return 0;
  if (a == b) return a;
  if (a > b) return gcd(a - b, b);
  return gcd(a, b - a);
}
long long lcm(long long a, long long b) { return (a * b) / gcd(a, b); }
long long max(long long a, long long b) {
  if (a > b) return a;
  return b;
}
long long power(long long x, long long y) {
  long long res = 1;
  while (y > 0) {
    if (y & 1) res = res * x;
    y = y >> 1;
    x = x * x;
  }
  return res;
}
long long powermod(long long x, long long y) {
  long long res = 1;
  x = x % 1000000007;
  while (y > 0) {
    if (y & 1) res = (res * x) % 1000000007;
    y = y >> 1;
    x = (x * x) % 1000000007;
  }
  return res;
}
long long mulmod(long long a, long long b) {
  long long res = 0;
  a %= 1000000007;
  while (b) {
    if (b & 1) res = (res + a) % 1000000007;
    a = (2 * a) % 1000000007;
    b >>= 1;
  }
  return res;
}
bool isPrime(long long n) {
  if (n <= 1) return false;
  if (n <= 3) return true;
  if (n % 2 == 0 || n % 3 == 0) return false;
  for (int i = 5; i * i <= n; i += 6) {
    if ((n % i == 0) || (n % (i + 2) == 0)) return false;
  }
  return true;
}
long double dist(long long x1, long long y1, long long x2, long long y2) {
  return (long double)sqrt(
      (long double)((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)));
}
long long squaredist(long long x1, long long y1, long long x2, long long y2) {
  return ((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2));
}
long long nCr(long long n, long long r) {
  if (r == 0) return 1;
  return (n * nCr(n - 1, r - 1)) / r;
}
long long countDivisors(long long n) {
  long long cnt = 0;
  for (int i = 1; i <= sqrt(n); i++) {
    if (n % i == 0) {
      if (n / i == i)
        cnt++;
      else
        cnt = cnt + 2;
    }
  }
  return cnt;
}
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  int n;
  cin >> n;
  int z = n % 4;
  if (z == 1)
    cout << 8;
  else if (z == 2)
    cout << 4;
  else if (z == 3)
    cout << 2;
  else
    cout << 6;
  return 0;
}
