using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        int i,j;

        double swap;

        double[] arr = Console.ReadLine().Split(' ').Select(double.Parse).ToArray();

        var n = arr.Length;

        for(i=0;i<n-1;i++)

            for(j=0;j<n-i-1;j++)

                if(arr[j]>arr[j+1])

                {

                    swap=arr[j];

                    arr[j]=arr[j+1];

                    arr[j+1]=swap;

                }

​

        Console.WriteLine(arr[n-1]-arr[0]);

​

        for(i=0;i<n;i++)

            Console.Write(arr[i] + " ");

    }

}