题解 | #明明的随机数#

import sys

n = input()
num1 = int(n)
lst = []
for i in range(0,num1):
    number = int(input())
    lst.append(number)

# #方法1
# lst = set(lst)
# lst = sorted(lst)
# for i in lst:
#     print(i)

#方法2
#去重
b = []
for i in lst:
    if i not in b:
        b.append(i)

#冒泡排序
n = len(b)
for i in range(0,n):
    for j in range(0,n-i-1):
        if b[j]>b[j+1]:
            (b[j],b[j+1]) = (b[j+1],b[j])
for i in b:
    print(i)