import random

당첨자수 = 1
후보 = "woo7739, get-cheaper, jhyun6913.park, floridasnail, cheolwoo-kim, mastertri, coffeenut, sampling, danbain, nand, sjchoi, junn, candycoco, woolgom, lws, watermelon13, moneykim"

lotteryBox = 후보.split(',')
random.shuffle(lotteryBox)

for i in range(0,당첨자수):
  print(lotteryBox[i])