// Modified version of ReadNumbers program that can skip over
// non-numeric tokens in the file.

import java.io.*;     // for File
import java.util.*;   // for Scanner

public class ReadNumbers2 {
    public static void main(String[] args) throws FileNotFoundException {
        Scanner input = new Scanner(new File("numbers2.txt"));
        
        double sum = 0.0;
        while ( input.hasNext() ) {
            if (input.hasNextDouble()) {
                double num = input.nextDouble();
                System.out.println("number = " + num);
                sum += num;
            } else {
                // not a number
                // String useless = input.next();
                input.next();
            }
        }
        
        System.out.println("Sum = " + sum);
    }
}