// Constructors and Destructors
 // destructors.cpp
 // OOP244
 // Feb 5 2009

 #include <new>
 #include <iostream>
 #include <cstring>
 using namespace std;
 const int M = 13;

 class Student {
     int no;
     char grade[M+1];
 public:
     Student();
     ~Student();
     void set(int n, const char* g);
     void display() const;
 };

 // initializes the data values
 //
 Student::Student() {
     cout << "Entering constructor" << endl;
     no = 0;
     grade[0] = '\0';
 }

 // exectued just before object goes out of scope
 //
 Student::~Student() {
    cout << "Entering destructor for " << no
         << endl;
 }

 // resets the data values of the object
 //
 void Student::set(int n, const char* g){
     // see former example for validation code 
     no = n;
     strcpy(grade, g);
 }

 void Student::display() const {
     cout << no << ' ' << grade << endl;
 }

 int main () {
     Student harry, josee;

     harry.set(1234, "ABACA");
     josee.set(1235, "BBCDC");
     harry.display();
     josee.display();

     return 0;
 }