GeoMean

#include <iostream>
#include <cmath>

using namespace std;

double GeoSredina(double *ptr, int size);

int main()
{
    int numbers;
    cout<<"Enter how many numbers: ";
    cin>>numbers;

    double *ptr= new double[numbers];

    for (int i=0; i < numbers; i++)
    {
        cout<<"Enter number: ";
        cin>>*(ptr+i);
    }
    double aaa= GeoSredina(ptr, numbers);
    cout<<"Geometric mean of the elements is: "<<aaa;
    delete[] ptr;
}

double GeoSredina(double *arr, int size)
{
    double proizvod=1;
    for( int i=0; i < size; i++)
    {
        proizvod*=*(arr + i);

    }
    proizvod=pow(proizvod, 1.0/size);
    return proizvod;
}