public class StudentVersion 
{ 
    private int  totalTime = 0;      
    private long startTime;
    private long stopTime;
    
    //  -- METHODS --
    
    public String getStart()
    {
        long hour = startTime / 3600000;
        long min = (startTime - (hour * 3600000)) / 3600;
            
        String stringTime;
        stringTime = hour + ":"; 
        if (min < 10)
        {
            stringTime = stringTime + "0" + min;
        }
        else 
        {
            stringTime = stringTime + min;
        }
        return stringTime;
    } // end getStart()
    
    public String getStop()
    {
        long hour = stopTime / 3600000;
        long min = (stopTime - (hour * 3600000)) / 3600;
            
        String stringTime;
        stringTime = hour + ":"; 
        if (min < 10)
        {
            stringTime = stringTime + "0" + min;
        }
        else 
        {
            stringTime = stringTime + min;
        }
        return stringTime;
    } // end getStop
    
    public void setStart(int start)
    {
        startTime = start;
    }
    public void setStop(int stop)
    {
        stopTime = stop;
    }

    public void bumpTotal()
    {
        totalTime++;
        if (totalTime < 0) totalTime = 0;
    }
    
    public String toString()
    {
        int hour = totalTime / 3600;
        int min = (totalTime - (hour * 3600)) / 60;
        int sec = totalTime - (hour * 3600) - (min * 60);
        
        String currentTime;
        if (hour < 10)
        {
            currentTime = "0" + hour + ":";
        }
        else 
        {
            currentTime = hour + ":";
        }
        if (min < 10)
        {
            currentTime = currentTime + "0" + min + ":";
        }
        else 
        {
            currentTime = currentTime + min + ":";
        }
        if (sec < 10)
        {
            currentTime = currentTime + "0" + sec;
        }
        else 
        {
            currentTime = currentTime + sec;
        }
        return  (currentTime);
    }   
}