import java.io.*;
import java.util.StringTokenizer;

// How to read a file from disk.
// try & catch

public class read3
{
   public static void main( String[] args )
   {
        ConsoleReader console = new ConsoleReader( System.in );
        System.out.print( "Enter file name to read: " );
        String inputfile = console.readLine();
        BufferedReader input;

        try
        {
           //FileReader readme = new FileReader( inputfile );
           input = new BufferedReader(new FileReader( inputfile ));

           String line = input.readLine();      // read the first line
           if ( line == null ) return;


           double Dval = 0.0;
           while( ( line = input.readLine() ) != null  )
           {
              StringTokenizer tokenizer = new StringTokenizer( line );
              int columns = tokenizer.countTokens() ;
              for( int j=0; j<columns; ++j )
              {
                 String token = tokenizer.nextToken();
                 Dval = Double.parseDouble( token );
                 System.out.println( "Dval = " + Dval );
              }
           }            // end while

           input.close();  // close the file.

        }               // end try

        catch ( IOException e )  // holds the exception
        {
           System.out.println( "Error with inputfile: " + inputfile );
           return;
        }

   }  // end main
} // end read3