#include<stdio.h>
#include<math.h>
int main ()
{
int i, size;
double product = 1, root;
float arr[10], oneNthValue = 0;
float geometricMean;
printf ("Please enter the number of elements = ");
scanf ("%d", &size);
printf ("Now, enter the elements \n");
for (i = 0; i < size; i++)
{
printf ("Element %d : ", i + 1);
scanf ("%f", &arr[i]);
}
for (i = 0; i < size; i++)
{
product = (double) product *arr[i];
}
root = (double) 1 / size;
geometricMean = (float) pow (product, root);
printf("Geometric mean = %.2f", geometricMean);
return 0;
}