#worksheet 3
from UKMARS import SW1, Button, lfront , rfront, Motor,led
import time, utime
leftmotor = Motor("L")
leftmotor.speed(19)
rightmotor.speed(20)
utime.sleep(1.8)
leftmotor.stop()
rightmotor.stop()
def side():
    leftmotor.speed(19)
    rightmotor.speed(20)
    utime.sleep(1.8)
    leftmotor.stop()
    rightmotor.stop()
    side()
    corner()
    Angle = 0.4
    Length = 1.8
    lspeed = 19
    rspeed = 2
def side():
    leftmotor.speed(lspeed)
    rightmotor.speed(rspeed)
    utime.sleep(Length)
    leftmotor.stop()
    rightmotor.stop()