def go():
    while touch() == "fruit":
        move()

    if touch() != "fruit":
        turn(3)
        go()

def go():
  move()
  if (touch()!='fruit'):
    turn(-1)
    go()
    return
  go()

def go():
  moved = 0
  while touch() == "fruit":
    move()
    moved = moved + 1
  
  turn(-1)

def super_move():
  if touch() != "wall":
    move()
  elif left_side() == "wall":
    turn(1)
  else:
    turn(3)

def columnsd():
  turn(-1)
  for n in range(0,4):
    move()
  turn(-1)
  for k in range(0,30):
    move()

def rowsr():
  turn(1)
  for n in range(0,4):
    move()
  turn(1)
  for j in range(0,32):
    move()

def rowsl():
  turn(-1)
  for n in range(0,4):
    move()
  turn(-1)
  for j in range(0,32):
    move()

def go():
  while True:
    if left_side() == False:
      turn(1)
    if right_side() == False:
      turn(-1)
    move()

def main():
  while True:
   while True:
    move()
    if right_side()=='wall' and touch()=='wall':
      turn(-1)
    elif left_side()=='wall' and touch()=='wall':
      turn(1)

def find_fruit():
  for i in range(1,4):
    if (look() == "fruit"):
      move()
      return True
    else:
      turn(1)
  return False

def scan():
  i = 0
  while look()=='wall' and i<4:
    turn(1)
    i=i+1
  if look()=='wall':
    return 0
  else:
    return 1

def branch(dir):
  turn(dir)
  
  if touch() == 'fruit':
    while touch() == 'fruit':
      move()
  elif left_side() == 'fruit':
    branch(-1)
  elif right_side() == 'fruit':
    branch(1)

def find():
  i=0
  while touch()!='fruit' and left_side()!='fruit' and right_side()!='fruit':
   if look()=='fruit':
      i=i+1
      print i
      move()
      
   else:
      turn(-1)
  move()

def trythisway():
  move()
  if left_side()=='fruit':
    return -1
  elif right_side()=='fruit':
    return 1
  elif str(look())=='fruit':
    move()
    return(2)
  else:
     turn(2)
     move()
     return(0)

def go():
  moved = 0
  if touch() == 'fruit':
    move()
    moved = moved + 1
  elif touch() == None:
    turn(1)
  else:
    turn(1)
    go()
    
  for i in range(0,moved):
    go()

def go():
    while touch() == "fruit":
        move()

    if right_side() == "fruit":
        turn(1)
        go()

    if left_side() == "fruit":
        turn(3)
        go()

    if left_side() != "fruit" and right_side != "fruit":
        move()
        go()

def backwardssquiggle():
  for i in range(4):
    edge()
    turn(-1)
    smalledge()
    turn(-1)
    edge()
    turn(1)
    smalledge()
    turn(1)

def squiggle():
  for i in range(4):
    edge()
    turn(1)
    smalledge()
    turn(1)
    edge()
    turn(-1)
    smalledge()
    turn(-1)

def u_turn(right):
  if right == True:
    turn(1)
  else:
    turn(-1)
  
  for i in range(4):
    move()
  
  if right:
    turn(1)
  else:
    turn(-1)

def left_way():
  while True:
    move()
    if (left_side() != "wall"):
      turn(-1)
    elif (touch() == "wall" and right_side() != "wall"):
      turn(1)
    elif (touch() == "wall"):
      turn(2)