b = []
while len(b)!=10:
a = int(input())
if a < 1000:
b+=[a]
print(b) # [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
b = []
while len(b)!=10:
a = int(input())
if a < 1000:
b+=[a]
print(b) # [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]