（测试类）
  
package com.badu;

public class Tste {

     

 
    public static void main(String[] args) { 
        Class5 sa=new Class5("周阿郎",3,2,24); 
        Class5 [] a=new Class5[5]; 
        a[0]=new Class5("张扬",2,4,34); 
         a [1]=new Class5("刘禅",3,2,24); 
        a[2]=new Class5("张燕",4,23,78); 
        a [3]=new Class5("周少博",32,23,99); 
        a [4]=new Class5("张旭",24,13,100); 
        System.out.println(sa.toString()); 
        double [] w={a[0].getSJava(),a[1].getSJava(),a[2].getSJava(),a[3].getSJava(),a[4].getSJava()}; 
        int s=0; 
            double max=w[2]; 
            double min=w[0]; 

        for(int i=0;i