just found a way to find factorial without recursion

Question

//just found a way to find factorial without recursion

static int fact(int x)
{
int temp = 1, val=x;
for (int i = 1; i < val; i++)
{
x=x * (temp);
temp++;
}
return x;
}

static void Main(string[] args)
{
Console.WriteLine( fact(0));
}

Answer 1

Are you sure fact(0) will return 1?