# Write your code here :-)
WIDTH = 500
HEIGHT = 500

def draw():
    screen.clear()
    screen.draw.circle((250,250), 50, 'red')
    screen.draw.filled_circle((250,250), 30, 'yellow')
    screen.draw.line((15,50),(450,50),'green')
    screen.draw.line((50,10),(50,500),'purple')
