4.17

01.#include<iostream>   02.#include<string>   03.using namespace std;  04.class student  05.{  06.public:  07.     void show1();  08.     09.     student (string a,double b)  10.   {  11.       score=b;  12.       name=a;  13.   }  14.private:  15.    string name;  16.    double score;  17.};  18.void student:: show1()  19.{  20.    cout<<name<<"   "<<score<<endl;  21.      22.}  23.void show(student q)  24.{  25.      q.show1();  26.}  27.      28.  29.      30.  31.int main()  32.{  33.    student stu[6]={student("huangchongwen",88),student("chenxi",100),student("dazhong",99),student("rongqing",100),  34.        student("chenhuaqin",99),student("zhanghan",98)};  35.    for(int i=1;i<6;i+=2)  36.    {  37.        show(stu[i]);  38.    }  39.    return 0;  40.}