public class Time1
{
    private int hour;
    private int minute;
    private int second;

    public void setTime(int h, int m, int s)
    {
      if ((h>=0 && h<24) && (m>=0 && m<60) && (s>=0 && s< 60))  // initialise instance variables
      {
          hour = h;
          minute = m;
          second = s;
      }

      else
      {
          throw new IllegalArgumentException("hour, minute and/or second was out of range");
      }
    }

    public String toUniversalString()
    {
          return String.format( "%02d:%02d:%02d", hour, minute, second);
    }

    public String toString()
    {
        return String.format( "%d:%02d:%02d %s", ((hour==0 ||hour==12) ? 12 : hour % 12 ), minute, second, (hour<12 ? "AM" : "PM" ));
    }
}

public class Time1Test
    {
        public static void main( String[] args )
        {
            Time1 time = new Time1();


            System.out.print    ("The initial universal time is: ");
            System.out.println  ( time.toUniversalString() );
            System.out.print    ( "The initial standard time is: ");
            System.out.println  ( time.toString() );
            System.out.println();

            time.setTime( 13,27,6 );
            System.out.print    ("Universal time after setTime is: ");
            System.out.println  ( time.toUniversalString() );
            System.out.print    ( "Standard time after setTime is: ");
            System.out.println  ( time.toString() );
            System.out.println();

            try
            {
                time.setTime( 99, 99, 99 );
            }
            catch( IllegalArgumentException e )
            {
                System.out.printf ( "Exception: %s\n\n", e.getMessage());
            }

            System.out.println  ( "After attempting invalid settings:");
            System.out.print    ( "Universal time: ");
            System.out.println  ( time.toUniversalString() );
            System.out.print    ( "Standard time: ");
            System.out.println  ( time.toString() );
        }
    }