Количество трехзначных чисел с четной суммой

import javax.swing.plaf.synth.SynthDesktopIconUI;
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Character sotni;
        Character des;
        Character edin;
        int s;
        int d;
        int e;
        char[] mas;
        String x;
        Integer r;
        int count;
        count = 0;

        int sum = 0;

        for (int i=100; i<=999; i++){
            r = i;
            x = r.toString();
            mas = x.toCharArray();
            sotni = mas[0];
            s = Integer.parseInt(String.valueOf(sotni));
            //System.out.println(s);
            des = mas[1];
            d = Integer.parseInt(String.valueOf(des));
            //System.out.println(d);
            edin = mas[2];
            e = Integer.parseInt(String.valueOf(edin));
            //System.out.println(e);
            sum = s + d + e;
            if (sum % 2 == 0){
                count++;
            }
        }
        System.out.println(count);
    }
}