// Time class, representing time as hours and minutes since midnight

class Time {
  public static int timezone = 60;
  public final static Time noon = new Time(12, 0);
  private int hours, min;       // since midnight
  
  public Time(int hours, int min) 
  { this.hours = hours; this.min = min; }

  public Time(int hours) 
  { this.hours = hours; }

  public Time(Time t) 
  { hours = t.hours; min = t.min; }

  public int getHours() 
  { return hours; }

  public int getMin() 
  { return min; }

  public String toString() 
  { return hours + "." + min + " (timezone: " + timezone + ")"; }

  public Time plus(int min) { 
    int totalmin = 60 * this.hours + this.min + min;
    return new Time(totalmin / 60, totalmin % 60); 
  }

  public int to(Time t) 
  { return 60 * t.hours + t.min - 60 * hours - min; }

  public boolean before(Time t) 
  { return hours < t.hours || hours == t.hours && min <= t.min; }

  public void flyt(int min) { 
    int totalmin = 60 * this.hours + this.min + min;
    this.hours = totalmin / 60;
    this.min = totalmin % 60;
  }

  public void flyt(int hours, int min) { 
    int totalmin = 60 * this.hours + this.min + 60 * hours + min;
    this.hours = totalmin / 60;
    this.min = totalmin % 60;
  }
}

// Test the Time class

public class Time7 {
  public static void main(String[] args) {
    Time t1 = new Time(12, 35); 
    Time t2 = new Time(t1);		// t2 henviser til en kopi af t1
    Time t3 = new Time(14);

    System.out.println("t1 er " + t1);
    t1.flyt(35);			// Flytter t1 35 minutter
    System.out.println("t1 er nu flyttet 35 minutter " + t1);
    t1.flyt(1,30);			// Flytter t1 1 time og 30 minutter
    System.out.println("t1 er nu flyttet 1 time og 30 minutter " + t1);
    System.out.println("t2 er " + t2);
    System.out.println("t3 er " + t3);
  }
}