import random

당첨자수 = 3
후보 = "cljg918, woo7739, jhyun6913.park, danbain, zenigame, get-cheaper, nand, floridasnail, cheolwoo-kim, louispark, greenjuice, mastertri, jaywon, coffeenut, venti, woolgom, oounding, lws, yooncoins, gilma, julianpark, white-rose, breath, nrg, garudi"

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

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