for(int r = 0; r < 303; r++){
            String s = file.nextLine();
            s = s.replaceAll(" ", ""); //attempt to remove whitespace
            str_arr = s.split(",");

            for(int c = 0; c < 6; c++){
                str_arr[c] = str_arr[c].strip(); //2nd attempt
                System.out.println(str_arr[c]); //here it just prints the
                                                  number 64 with a space in
                                                  front of it
                data_set[r][c] = Integer.parseInt(str_arr[c]);
            }
        }