public class dome {

    public static void main (String[] args) {

        printWeightAverage("班级Ａ", 35.6, 54.7);

        printWeightAverage("班级Ｂ", 44.2, 35.6, 60.8, 54.7);

        printWeightAverage("班级Ｃ", 44.2, 35.6, 60.8, 54.7, 99.9, 32.4);

    }

        //创建方法

    }

}