# Mission 3 Objective 9 - Navigation Challenge
# This code uses the safety feature and comments with blank lines.
# The movement doesn't have to be an exact square, but it should 
# be close. Also, the sides can be any length.
from botcore import *
from time import sleep

# Safety feature
leds.user(0b00011000)
sleep(10)
leds.user(0)

if buttons.was_pressed(0):
    motors.enable(True)
    # first side
    motors.run(LEFT, 30)
    motors.run(RIGHT, 30)
    time.sleep(2)
    # first turn
    motors.run(LEFT, -35)
    motors.run(RIGHT, 35)
    sleep(0.55)

    # second side
    motors.run(LEFT, 30)
    motors.run(RIGHT, 30)
    time.sleep(2)
    # second turn
    motors.run(LEFT, -35)
    motors.run(RIGHT, 35)
    sleep(0.55)

    # third side
    motors.run(LEFT, 30)
    motors.run(RIGHT, 30)
    time.sleep(2)
    # third turn
    motors.run(LEFT, -35)
    motors.run(RIGHT, 35)
    sleep(0.55)

    # fourth side
    motors.run(LEFT, 30)
    motors.run(RIGHT, 30)
    time.sleep(2)
    # fourth turn -- optional
    motors.run(LEFT, -35)
    motors.run(RIGHT, 35)
    sleep(0.55)