РЕКУРСИЯ(factorial)

#include <iostream>
/*-----------For example: factorial(6) = 1*2*3*4*5*6 = 720-----------*/
using namespace std;

int factorial (int f)
{
    if (f == 1)
    {
        return 1;
    }
    else
    {
        return f * factorial(f-1);
    }
}
int main()
{
    int f;
    cin >> f;
    cout << "factorial(" << f << "): " << factorial(f);
    return 0;
}