// HowToP.java provides a simple program example

import java.io.*;

class HowToP {

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

    System.out.println("Welcome to the HowToP program");
    
    int count = 3;

    if (args.length > 0)
      count = Integer.parseInt(args[0]);

    BufferedReader keyboard =
      new BufferedReader( new InputStreamReader(System.in) );
    
    for (int n = count; n > 0; n--) {
      System.out.println("Countdown at " + n);
      System.out.println("Press Return to continue");
      String ignore = keyboard.readLine();
    }

    System.out.println("Countdown finished");

  }

}