// 	p.42
//	sumUp1.java
//	p.28 for file I/O
//
//	Run:	$basename < in.txt > out.txt
//

import java.util.Scanner;
public class sumUp1
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);
		int count = 0;
		int data;
		int sum = 0;
		double avg;

		data = input.nextInt();
		while(data != -1)
		{
			sum = sum + data;
			count ++;
			data = input.nextInt();
		}
		System.out.println("Sum = " + sum);
		System.out.println("Count = " + count);
		avg = (double)sum / count;
		System.out.println("AVG = " + avg);
	}
}