题解 | #明明的随机数#

try:
    N = int(input())
    set1 = set()    
    for i in range(N):
        number = int(input())
        set1.add(number)
    list1 = list(set1)
    list1.sort()
    for m in range(len(list1)):
        print(list1[m])
except:
    print('输入错误')