Sumar

import java.util.Scanner;

public class Sumar {

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

    int suma = 0;
    while (scan.hasNextInt()) {
        int num = scan.nextInt();
        suma += num;
    }
    System.out.println("Suma: " + suma);
    }
}