데블스캠프2011/셋째날/RUR-PLE/송지원

def dance() :
    repeat(turn_left,4)
for number of range (4) :
    while(front_is_clear) :
	move()
	dance()

def turn_right() :
    repeat(turn_left,3)

while front_is_clear():
    while(front_is_clear()) : 
        move()
        if(on_beeper()) : pick_beeper()
    turn_left()
    if(front_is_clear()) : move()
    else : turn_off()
    if(on_beeper()) : pick_beeper()
    turn_left()
    while(front_is_clear()) : 
        move()
        if(on_beeper()) : pick_beeper()
    turn_right()
    if(front_is_clear()) : move()
    else : turn_off()
    if(on_beeper()) : pick_beeper()
    turn_right()