yo

import java.util.Scanner;
import java.io.*;

class ch15ex5a
{
  public static void main (String[] args) throws IOException
  {
    File fileIn = new File("test/myData.txt");
    Scanner scan = new Scanner( fileIn );

    int num, sum=0, max=0;

    while( scan.hasNextInt() )
    {
      num = scan.nextInt();
      sum = sum + num ;

    }

    System.out.println( "Sum is "+ sum );

  }
}