Class.cpp

#include <iostream>
#include <sstream>
using namespace std;

/*
Enter code for class Student here.
Read statement for specification.
*/

class Student{
    int age, standard;
    string first_name, last_name;
 public:   
    Student(){
        this-> age = 0;
        this-> standard = 0;
        this-> first_name = "";
        this-> last_name = "";
    }
 
   void set_age(int age){
        this-> age = age;
    }
   void set_standard(int standard){
        this-> standard = standard;
    }
   void set_first_name(string first_name){
       this-> first_name = first_name; 
    }
    
   void set_last_name(string last_name){
       this-> last_name = last_name;
   } 
   
   int get_age(){
       return (*this).age;
   }
   int get_standard(){
       return this-> standard;
   }
   string get_first_name(){
       return this-> first_name;
   }
   string get_last_name(){
       return this-> last_name;
   }
   
   string get_data(){
       string s = "";
       return s += to_string(this-> age) + "," + this-> first_name + "," + this-> last_name + "," + to_string(this-> standard);
   }
};


int main() {
    int age, standard;
    string first_name, last_name;
    
    cin >> age >> first_name >> last_name >> standard;
    
    Student st;
    st.set_age(age);
    st.set_standard(standard);
    st.set_first_name(first_name);
    st.set_last_name(last_name);
    
    cout << st.get_age() << "\n";
    cout << st.get_last_name() << ", " << st.get_first_name() << "\n";
    cout << st.get_standard() << "\n";
    cout << "\n";
    cout << st.get_data();
    
    return 0;
}