* Harvest.rur
{{{
def turn_right():
    repeat(turn_left,3)
def getbeeper():
    while on_beeper():
        if on_beeper():
            pick_beeper()

while True:
    if front_is_clear():
        move()
        getbeeper()
    else:
        turn_left()
        if facing_north():
            move()
            getbeeper()
            turn_left()
        else:
            repeat(turn_left,2)
            move()
            getbeeper()
            turn_right()
turn_off()
}}}

 * Trash.rur
{{{
def turn_right():
    repeat(turn_left,3)
def getbeeper():
    while on_beeper():
        if on_beeper():
            pick_beeper()
def putbeeper():
    while carries_beepers():
        put_beeper()

while not right_is_clear():
    if front_is_clear():
        move()
        getbeeper()
    else:
        repeat(turn_left,2)
turn_right()
move()
putbeeper()
turn_off()
}}}

 * Maze.rur
{{{
def turn_right():
    repeat(turn_left,3)

while not on_beeper():
    if left_is_clear():
        turn_left()
        move()
    elif front_is_clear():
        move()
    elif right_is_clear():
        turn_right()
    else:
        repeat(turn_left,2)
pick_beeper()
turn_off()
}}}