Sum_Equal_Integers

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class Adjacent_Numbers {
    public static void main(String[] args) throws IOException {

        BufferedReader reader =
                new BufferedReader(
                        new InputStreamReader(System.in));

        System.out.println("Enter some numbers");
        String input = reader.readLine();

        // List<Integer> = Array.streams(input.split("\\s+")
        // .map(Integer::parseInt)
        //.collectors(Collect.toList());
        //

        String[] numbers = input.split("\\s+");

        List<Integer> values = new ArrayList<>();
        for (String number : numbers) {
            values.add(Integer.parseInt(number));
        }
        for (int i = 0; i < values.size() - 1; i++) {
            int first = values.get(i);
            int second = values.get(i + 1);

            if(first == second) {
                int sum = first + second;
                values.set(i, sum);
                values.remove(i + 1);
                i = - 1;
            }
        }
        System.out.println(values);
    }
}