# rain2.rur

# Find solution to rain2.wld.



def turn_right():

    repeat(turn_left, 3)



def turn_around():

    turn_left()

    turn_left()



def step_back():

    turn_around()

    move()

    turn_around()



# enter the house and mark starting point

move()

put_beeper()

turn_right()

move()



while not next_to_a_beeper():  # not returned to starting point

    if right_is_clear(): # is it a window?

        move()

        if right_is_clear(): # it was a corner

            step_back()

            turn_right()

        else:      # it was a window

            step_back()

            put_beeper()

        move()

    if not front_is_clear():

        turn_left()

    move()



pick_beeper()

turn_right()

turn_off()