Recursion Factorial terminating due to StackOverflowException

Question

I am trying to learn recursion and I am attempting to do factorial\'s via recursion instead of loops, but my program is causing \"Process is terminated due to StackOverflowExcep

Answer 1

In any Recursion you must have a case,where your recursion is ended.So you must enter return keyword to your function.

public static int fact(int y)
{
    if (y <= 1)
    {
        return 1;
    }
    else
    {
        return y * fact(y - 1);
    }
}