백준11720: 숫자의 합

문제

https://www.acmicpc.net/problem/11720

문제 풀이

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        String s = sc.next();
        int sum = 0;
        int[] arr = new int[n];
        for (int i = 0; i < n; i++) {
            arr[i] = s.charAt(i)-'0';
            sum += arr[i];
        }

        System.out.println(sum);
    }
}