static variable in c++ by zafar iqbal levi

//give numbers
#include<iostream.h>
#include<conio.h>

class test
{
    private:
   static int count;
   public:
 test()         //constructor
     {
     count++;
     }

 int getcount()     // member function
     {
   return count;
     }

};

int test::count=0;

void main()

{
   test t1;
   cout<<"count is  :"<<t1.getcount()<<endl;;
   test t2;
   cout<<"count is  :"<<t2.getcount()<<endl;
   test t3;
   cout<<"count is  :"<<t3.getcount();

   getch();
}