Write a program calculate square and cube of given number using polymafaiom

//write a program calculate square and cube of given number using polymafaiom
#include<iostream>
using namespace std;

class sc
{
public:
void setnum(int n)
{
number=n;
}
protected: int number;
};

class square: public sc
{

public:
int re;
void sq()
{
re=number*number;
cout<<"The result of sq : "<<re;
}

};
class cube: public sc
{

public:
int re;
void cub()
{
re=number*number*number;
cout<<"The result of cube : "<<re;
}

};

int main()
{
int n;
square s;
cube cb;
sc *p1=&s;
sc *p2=&cb;
cout<<"Enter the number ofr sq: ";
cin>>n;
p1->setnum(n);
s.sq();
cout<<"\n\nEnter the number for cube: ";
cin>>n;
p2->setnum(n);
cb.cub();
return 0;
}