[백준 2231] [브루트포스] [JAVA] 분해합

 

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
       Scanner sc = new Scanner(System.in);
       int N = sc.nextInt();
       int sum = 0;
       int answer = 0;

       for(int i=0; i<N; i++){
           String s_i = String.valueOf(i);

           for(int j=0; j<s_i.length(); j++){
               sum += s_i.charAt(j)-'0';
           }
           sum += i;

           if(sum == N){
                answer = i;
                break;
            }
           sum = 0;
       }

       System.out.println(answer);
    }
}