#include <iostream>
using namespace std;

int main()
{
	cout.setf(ios::fixed);
	cout.precision(3);
	int number_of_items, count;
	double dataSet, total, average;
	cout << "Please enter the size of the data set: ";
	cin >> number_of_items;
	cout << "Please enter your data: \n";
		cin >> dataSet;
for (count = 1; count <= number_of_items; count++) {
	total += dataSet;
}
average = total / number_of_items;
cout << "average = " << average;
return 0;
}