//
//
//	Goal: process file (sentinel -1)
//		sum up? size? max? min?

import java.util.Scanner;
class File3
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);
		int data;
		int sum = 0;
		int count = 0;
		int max;
		int min;

		data = input.nextInt();	// 12
		min = data;
		max = data;
		while(data != -1)
		{
			if(min > data) min = data;
			if(max < data)  max = data;
			count ++;
			sum += data;
			System.out.println(data);
			data = input.nextInt();	// 7, 1,  -1
		}
		System.out.println("min = " + min);
		System.out.println("max = " + max);
		System.out.println("size = " + count);
		System.out.println("sum = " + sum);

		System.out.println("\n\nDone.\n\n");
	}
}