CLASS KUADRAT

#include <cstdlib>

#include <iostream>

using namespace std;

class angka{

      int x;

      public:

             void setx(int xx){

             x=xx;}

             int kuadratx(){

             return x*x;}

             };            

int main(int argc, char *argv[])

{   angka A;

    int hasil;

    A.setx(50);

    hasil=A.kuadratx();

    cout<<"hasil : "<<hasil;

    system("PAUSE");

    return EXIT_SUCCESS;

}