public void homework(String[] args) {

        TextIO txtIO = new TextIO();
        double stDev = 0.0;
        double mean = 0.0;
        double sum1 = 0.0;
        int num = 0;
        int count = 0;
        double sum = 0.0;
        double[] pole = new double[10];

        boolean end = false;
        while (end == false) {


                String line = txtIO.getLine();

                num++;
                if (line.length() > 0 && TextIO.isDouble(line) == false) {

                    System.err.println("A number has not been parsed from line "+ num);
                    count--;
                }
                if (line.length() > 0 && txtIO.isDouble(line)) {
                    sum = Double.parseDouble(line);
                    sum1 += sum;
                    pole[count] = sum;
                    count++;
                    mean = getMean(sum1, count);
                    stDev = getVariance(pole, count, mean);

                    if(count % 10 == 0){
                        System.out.printf("%2d ", count);
                        System.out.printf("%.3f %.3f\n",mean ,stDev);
                        mean = 0;
                        stDev = 0;
                        sum1 = 0;
                        sum = 0;
                        count = 0;
                    }

                } else {

                    if (line.equals("")) {
                        System.err.println("End of input detected!");
                        if (count > 1 ) {
                            System.out.printf("%2d ", count);
                            System.out.printf("%.3f %.3f\n", mean, stDev);

                            end = true;
                        } else {


                        }




                    }

                }





        }

    }