[백준/파이썬]4673번 셀프 넘버

-코드

arr = [i for i in range(1, 10001)]
arr2 = []
for i in range(1, 10001):
    n = i
    for j in str(i):
        n += int(j)
    arr2.append(n)
for i in arr:
    if i not in arr2:
        print(i)