import random
def roll_dice(numbers=3,points=None):
  print ('<<<<< ROLL THE DICE! >')
  if points is None:
    points = []
  while numbers > 0:
    point = random.randint(1,6)
    points.append(point)
    numbers = numbers-1
  return points

def roll_result(total):
  isBig = 11 <=total <= 18
  isSmall = 3 <= total <= 10
  if isBig:
    return 'Big'
  elif isSmall:
    return 'Small'

def start_game():
  print ('<<<<< GAME STARTS! >')
  choices=['Big','Small']
  your_choice=raw_input('Big or Small')
  if your_choice in choices:
    points = roll_dice()
    total = sum(points)
    youWin = your_choice == roll_result(total)
    if youWin:
      print('The points are',points,'You win !')
    else:
      print('The points are',points,'You lose !')
  else:
    print('Invalid Words')
    start_game()
start_game()