题解 | #牛牛的抽奖游戏#
牛牛的抽奖游戏
https://www.nowcoder.com/practice/9c9300f7ecbb41f49c3e8727b4948038
def draw_once(a):
while True:
if a == 3:
return 'Congratulations!'
elif a<0:
return 'Give up!'
a = int(input())
a = int(input())
print(draw_once(a))
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