#include<iostream>
#include<string>
class student{
public:
	student(char *name1,char *numbel1,float score1);
	struct person{
	  char name[20];
	  char xuehao[20];
	  float fenshu;	
	}
	void shuru();/*輸入函數(shù)*/
	void show();

	void show_count_sum_ave();
private:
	char *name;
	char *numbel;
	float score;
	int count;
	float sum;
	float ave;

}; 
   student::student(char *name1,char *numbel1,float score1)
   {
    name=new char[strlen(name1)+1];
	strcpy(name,name1);
    numbel=new char[strlen(numbel1)+1];
       strcpy(numbel,numbel1);
	   score=score1;
	   ++count;
	   sum+=score;
	   ave=sum/count;
   }
   void student::shuru()
   {
     
    
   }