from turtle import *


if __name__ == '__main__':
    window_width = window_width()
    window_height = window_height()
    print("taille de la fenêtre : (", window_width, ",", window_height, ")")

    #### debut de partie a modifier ####

    nbLines = 4

    length = 400

    angle = 90

    xInit = -100

    yInit = -100

    #### fin de partie a modifier ####

    ### Ne pas modifier ce qui suit ###
    reset()
    up()
    goto(xInit, yInit)
    down()
    a = 0
    while a < nbLines:
        a += 1
        forward(length)
        left(angle)

    exitonclick()
