from turtle import *
from random import *

speed (0)

def rect (xMin, yMin, xMax, yMax):
        color ('black', 'black')
        
        up ()
        goto (xMin, yMin)
        down ()
        
        begin_fill ()
        goto (xMax, yMin)
        goto (xMax, yMax)
        goto (xMin, yMax)
        goto (xMin, yMin)
        end_fill ()

    
def draw (xMin = -250, yMin = -300, xMax = 250, yMax = 300):
        rect (xMin, yMin, xMax, yMax)



draw ()
done ()