
내 코드
import java.util.Scanner;
public class Solution {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int number = sc.nextInt();
int answer = 0;
for(int i=0; i<number; i++){
answer += number % 100;
number /= 100;
}
System.out.println(answer);
}
}