import random

당첨자수 = 1
후보 = "leesunmoo, cljg918, inverse, virus707, woo7739, jhyun6913.park, boomdi, koreaculture, bust, yguhan, coffeenut, luckystrike513, jeonghunkim, nand, yooncoins, cvb7424, robert76, gyeryak, charmander2, hyokhyok"

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

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