Dumb Calculator

import java.util.Scanner;

public class dumbcalc
{
    public static void main( String[] args )
    {
        Scanner keyboard = new Scanner(System.in);
        
        int A;
        int B;
        int C;
        int all;
        
        System.out.println("What's your 1st number?");
        A = keyboard.nextInt();
        
        System.out.println("What's your 2nd number?");
        B = keyboard.nextInt();
        
        System.out.println("What's your 3rd number?");
        C = keyboard.nextInt();
        
        all = (A + B + C) / 2;
        
        System.out.println("( "+A+" + "+B+" + "+C+" ) / 2 is... "+all );
    }
}
    

Picture of the output