3.09 - Display a function

Objetive
Create a program to "draw" the graphic of the function y = (x-4)2 for integer values of x ranging -1 to 8. It will show as many asterisks on screen as the value obtained for "y", like this:

*************************
****************
*********
****
*
*
****
*********
****************
*************************


Solution
using System;
public class Graphic
{
    public static void Main()
    {
        int x,y,j;
        for(x = -1; x <= 8; x ++)
        {
           y = (x-4) * (x-4);
           
           for(j = 0; j < y; j++)
                Console.Write("*");
           Console.WriteLine();
        }
    }
}

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