ZagalaRupa: Faktorial Recursion

#include <iostream>
#include <conio.h>
using namespace std;

int factorial (int n)
{
    if(n==0)
        return (1);
    else
        return (n*factorial(n-1));
}
int main()
{
    int nilai,copy;
    cout<<"Masukan nilai : ";
    cin>>nilai;

    copy=factorial(nilai);

    cout<    getch();
}