// Yonatan Kelib
// One Circle
// CMI Project # 2

 
int x;
int a;
int y;
int b;

void setup()
{
size(360,360);
background(79,148,205);
x=0;
a=10;
y=0;
b=10;
}

void draw()
{
  background(112,128,144);
  fill(255,255,255);
  ellipse(x,y,100,100); 
  x=x+a;
  y=y+b;

  if (x<=0)
    {
    
    a=10;
    
  }
  if(x>=width)
  {
    a=-10;
  }

  if (y<=0)
  {
  
  b=8;
  
}
if(y>=height)
{
b=-8;
} 
  
  
}