题解 | #明明的随机数#

while 1:
    try:
        n = int(input())

        random_number = []

        for i in range(n):
            random_number.append(int(input()))

        random_sort = sorted(list(set(random_number)))

        for i in range(len(random_sort)):
            print(random_sort[i])

    except:
        break