pow() 
وهي موجودة داخل المكتبة
math.h

float power(float number , int power_times)
{
      float nn = 1;
      for (int x = 1; x <= power_times; x++)
          nn *= number;
      return nn;
}

 

#include <iostream.h>
#include <conio.h>
#include <math.h>
int y;
int power(x,n)
{
if (n<=0 && x<=0)
return 1;
else
return ( y =power(x,n));
}
void main()
{
int y,n,x;
cout<<"\n enter number ";
cin>>x;
cout<<"\n enter the power ";
cin>>n;
cout<<"the result is "<<y<<power(y);
getch();
}

#include <iostream.h>
#include <conio.h>
#include <math.h>
int y;
    int powers(x,n)
        {
            if (n<=0 && x<=0)
            return 1;
            else
            return ( y =power(x,n));
        }

    void main()
        {
            int y,n,x;
            cout<<"\n enter number ";
            cin>>x;
            cout<<"\n enter the power ";
            cin>>n;
            cout<<"the result is "<<y<<powers(x,n);
            getch();
        }