import random

당첨자수 = 2
후보 = "seller, nand, sinnanda2627, dlqudogd, woo7739, kim0jh0, coffeenut, minn, gilma, elenasteem"

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

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