#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
	cout << fixed << showpoint << setprecision(1);
	int num;
	int sum = 0;
	int counter = 0;
	float avg;

	cin >> num;		// printing read
	while(num != -1)
	{
		counter ++;
		sum = sum + num;
		cin >> num;
	}
	cout << "The total number is: " << counter << endl;	

	avg = float(sum)/counter;
	cout << "The average is: " << avg << endl;	

	return 0;
}