Display a function

Proposed exercise

---

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:

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

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

*********

****

*

*

****

*********

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

Output

---

Solution

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using System;
public class DisplayFunction
{
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();
}
}
}