a = int(input())
while a != 42:
    print(a)
    a = int(input())

6890128b1b11e130f29bf8d1f4c76bcafdd837aa
<mask token>

<mask token>
while a != 42:
    print(a)
    a = int(input())

a = int(input())
while a != 42:
    print(a)
    a = int(input())
