zad 28.

#include <iostream>
#include <cstdlib>

using namespace std;
double stepen (double x,double n)
{
    double s=x;
    if (n>0)
    {
        for (int i=1; i<n; i++)
        {
            s*=x;
        }
    }
    else
    {
        for (int i=1; i>n; i--)
        {
            s/=x;
        }

    }

    return s;
}
int main ()
{
    double a,b;
    cout<<"Unesite dva broja sa tastature (broj i stepen): ";
    cin>>a>>b;
    double x=stepen(a,b);
    cout<<x<<endl;
    return 0;
}