Function Related Problems 03

#include <iostream>
using namespace std;

double findAvarage(int a[], int n)
{
    int sum = 0;
    for (int i=0; i<n; i++)
    sum += a[i];

    return (double)sum/n;
}
int main()
{
    int arr[] = {1, 2, 3, 4, 5, 6, 7, 8, 9,10};
    int n = sizeof(arr)/sizeof(arr[0]);

    cout << findAvarage(arr, n) << endl;
    return 0;
}