Lobojava

import java.io.IOException;
import java.util.Scanner;

public class Main {

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

    Scanner digitado = new Scanner(System.in);

        int a;
        int b;
        int x;

        System.out.println("Digite a: ");
        a = digitado.nextInt();
        System.out.println("Digite b: ");
        b = digitado.nextInt();

        x=a+b;

        System.out.println("X = " + x);
    }

}