import random

당첨자수 = 1
후보 = "nand, woo7739, isaaclab, boomdi, gyeryak, idas4you, proctologic, zenigame, inarix03"

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

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