[Python] 백준 10989번 : 수 정렬하기 3

import sys
N = int(sys.stdin.readline())

num = [0 for _ in range(10001)]
for _ in range(N):
    x = int(sys.stdin.readline())
    num[x] += 1

for i in range(10001):
    if num[i] != 0:
        for k in range(num[i]):
            print(i)