import java.io.*;

public class Scores2Revised 
{
  	public static void main (String [ ] args)
        {
	      	final String SENTINEL = "***";

            	final String HEADING = "Here are the test scores:";

            	final String PROMPT = 
			"Please enter a test score, or "+ SENTINEL + " to quit: ";

            	final String RESULT = "\n\nThe sum of the scores is ";

            	final String DONE = "The execution of this project has ended.";

		PrintWriter fileWriter = null;

            	try
            	{
             		BufferedReader keyboardReader = new BufferedReader
               					(new InputStreamReader(System.in));

                  	fileWriter = new PrintWriter (new 
						BufferedWriter (new FileWriter("scores.out")));

                  	String line;

                  	int sum = 0;

                 	fileWriter.print(HEADING);
            		while (true) 
			{
                    		System.out.print(PROMPT);
                    		line = keyboardReader.readLine();
                    		if (line.equals(SENTINEL))
                      			break;
                    		fileWriter.print("\n" + line);
                    		try
                    		{
                      			sum += Integer.parseInt(line);
                    		} // try for NumberFormatException
                    		catch (NumberFormatException e)
                		{
                  			fileWriter.print (" " + e);
                		} // catch NumberFormatException
                  	} // while		                		
			fileWriter.println (RESULT + sum);
          	} // try for IOException
            	catch (IOException e)
            	{
              		System.out.println (e);
            	} // catch IOException
		finally
		{			
               		fileWriter.close();
			System.out.println (DONE);
		} // finally
    	} // method main

} // class Scores2Revised