C + + Programming for Determining Leap Year or Not Leap Year

# include <cstdlib>
# include <iostream>


using namespace std;


Leap class {
       friend ostream & operator << (ostream &, Leap &);
       friend istream & operator >> (istream &, Leap &);


       public:
              Intercalary () {};


              void process () {
                  if (year% 4 == 0) {
                        result = "Leap Year";
                  } else result = "No Leap Year";
              }


       private:
               int year;
               char * result;
};


   istream & operator >> (istream & in, Leap & insert) {
   cout << "Enter year:";
     in >> Enter.year;


     return in;
}


   ostream & operator << (ostream & out, Leap & output) {
   cout << "Year" << output.year << "is" << output.result;


     return out;
}


int main (int argc, char * argv [])
{
     Leap year;
     cin >> year;
     year.proses ();
     cout << year;
     cout << endl;


     system ("PAUSE");
     return 0;
}