#include <iostream>
#include <cstdlib>
using namespace std;

//Display the "moving average".  Take the average of 3 numbers at a time.
//This smooths out fluctuations in the series of numbers.

int main()
{
	double a[] = {
		  8,
		 22,
		 30,
		 38,
		 52,
		 60,
		 68,
		 82,
		 90,
		 98
	};
	const size_t n = sizeof a / sizeof a[0];
	const size_t m = 3;	//average m numbers at a time

	for (size_t i = 0; i <= n - m; ++i) {
		int sum = 0;
		for (size_t j = 0; j < m; ++j) {
			sum += a[i + j];	//means sum = sum + a[i + j];
		}
		cout << sum / m << "\n";
	}

	return EXIT_SUCCESS;
}