//
// Class Time: records time in hours and minutes with operation to advance time
//

public class Time
{
   private int hours, minutes;

   public final int MINUTES_PER_HOUR = 60;

   public void advance()
   {
      minutes++;
      if ( minutes >= MINUTES_PER_HOUR )
      {
         hours++;
         minutes = 0;
      }
   }

   public void set(int hours, int minutes)
   {
      this.hours = hours + minutes / MINUTES_PER_HOUR;
      this.minutes = minutes % MINUTES_PER_HOUR;
   }

   public void display()
   {
      System.out.print(hours + ":");
      if ( minutes < 10 )
         System.out.print("0" + minutes);
      else
         System.out.print(minutes);
   }

   public int totalMinutes()
   {
      return hours * MINUTES_PER_HOUR + minutes;
   }

   public int getHours()
   {
      return hours;
   }

   public int getMinutes()
   {
      return minutes;
   }

   public String toString()
   {
      if ( minutes < 10 )
         return hours + ":0" + minutes;
      else
         return hours + ":" + minutes;
   }
}