Sum of list elements

package com.company;


import java.util.ArrayList;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        ArrayList<Integer> integers = new ArrayList<>();

        while (true) {
            Integer input = scanner.nextInt();
            if (input == 0) {
                break;
            }
            integers.add(input);
        }
        System.out.println(integers.get(1));
        System.out.println(integers.get(2));
        int sum = integers.get(1) + integers.get(2);
        System.out.println(sum);
    }
}