#include "std_lib_facilities_4.h"

struct Student{

private:
    string last_name;
    int UIN;
    double GPA;

public:

    Student(string l_name, int number, double grade): last_name(l_name), UIN(number), GPA(grade){}
    string getlast_name() const{return last_name;}
    int getUIN() const {return UIN;}
    double getGPA() const{return GPA;}

};

istream &operator >>(istream &in, Student &student){
string last_name;
int UIN;
double GPA;
char c1, c2;
in>>last_name>>UIN>>GPA;
student = Student{last_name, UIN, GPA};
return in;
}

ostream &operator <<(ostream &out, const Student &student){
return out<<student.getlast_name()<<" "<<student.getUIN()<<" "<<student.getGPA();
}

int main(){
vector<Student>vi;
int i = 0;

ifstream readStudent;
readStudent.open("student.txt");
while (readStudent.good()){
    readStudent>>vi[i];
    ++i;
}

for(i=0; i<3; i++){
cout<<vi[i]<<endl;
}
}