public class UseScanner {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);
        
        // read an integer from the user
        
        // "prompt" the user to enter a value
        System.out.print("How old are you? ");
        
        int x = console.nextInt();
        System.out.println(x + " squared is " + (x * x));
        
        System.out.print("What is your name? ");
        String name = console.next();
        System.out.println("Hello, " + name + ", I can't believe you're only " + x + " years old!");
    }
}