백준 2231번 분해합

N = int(input())

i = 1
while i<N:
    k = int(i)
    tmp = int(k)
    while k > 0:
        tmp += (k%10)
        k = k//10
    
    if tmp == N :
        print(i)
        break
    
    i += 1

if i == N :
    print(0)