#include <iostream>

using namespace std;

int main()
{
  cout << "===  Menghitung Faktorial C++ ===" << endl;

  int faktorial, i;

  cout << endl;
  cout << "Masukkan angka : ";
  cin >> faktorial;

  int hitung = 1;
  for(i=1;i<=faktorial;i++) {
    hitung = hitung * i;
  }
  cout << faktorial << "! = " << hitung;
  cout << endl;
}