import java.util.Scanner;

public class IOStuff
{
  public static int getInt()
  {
    Scanner kb = new Scanner(System.in);
    int retval;

    System.out.print("Enter a whole number:");
    retval = kb.nextInt();
    return retval;
  }

  public static int getIntPrompt(String s)
  {
    Scanner kb = new Scanner(System.in);
    int retval;

    System.out.print(s);
    retval = kb.nextInt();
    return retval;
  }    

  public static double getDoublePrompt(String s)
  {
    Scanner kb = new Scanner(System.in);
    double retval;

    System.out.print(s);
    retval = kb.nextDouble();
    return retval;
  }    

  public static void clearScreen()
  {
    System.out.print("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
    return;
  }

  public static void main(String args[])
  {
    int value;
    clearScreen();
    value = IOStuff.getIntPrompt("Enter your age:");
    System.out.println("You are " + value + " years old.");
  }
}