

def execute(robo):
    while True:
        robo.forward(2)
        robo.right()
        robo.forward()
        robo.left()
        robo.forward(2)
        robo.left(2)
        robo.forward(2)
        robo.right()
        robo.forward()
        robo.left()
        robo.forward(2)
        robo.left(2)

