rekursija

#include <iostream>
#include <cstdlib>
using namespace std;
long function(int variable, int target)
{
	if (variable == 0 || variable == 1) {
		return 1;
	}
	else {
		return function(variable-1, 0) * variable;
	}
}
int main()
{
	cout << function(5,0);
	system("pause");
}