{filelink=5559}

import java.util.Calendar;

public class SoustractionHeure
{

  public static void main(String[] args)
  {
    Calendar maintenant = Calendar.getInstance();

     System.out.println("Heure : " + maintenant.get(Calendar.HOUR_OF_DAY) + ":"
        + maintenant.get(Calendar.MINUTE) + ":" + maintenant.get(Calendar.SECOND));

     maintenant.add(Calendar.HOUR, -5);
    System.out.println("5 heures Avant: " + maintenant.get(Calendar.HOUR_OF_DAY) + ":"
        + maintenant.get(Calendar.MINUTE) + ":" + maintenant.get(Calendar.SECOND));
  }
}