C++

#include
using namespace std;


class Student{
private:
	char name[40];
	long number;
	char sex[4];
public:
	void setData();
	void toString();
};

#include "2_1_Student.h"
#include
using namespace std;


void Student::setData(){
	cout<<"input name:";
	cin>>name;
	cout<<"input number:";
	cin>>number;
	cout<<"input sex:";
	cin>>sex;
}

void Student::toString(){
	cout<<"name="<
using namespace std;


int main(){
Student stu1,stu2,stu3,stu4,stu5;
stu1.setData();
stu1.toString();
cout<