using System;

using System;
class StringReverser{
    static void Main(string[] args) {
        Console.WriteLine("Enter text (press enter twice to get the reverse):");
        string input = ReadMultiLine(); // get the input string
        //Console.WriteLine("Your String:\n " + input);
        string[] lines = input.Split('\n');
        foreach(string line in lines)
        {
            string[] subs = line.Split(' ');
            Array.Reverse(subs); // reverse the order of the words
            string output = string.Join(" ", subs); // join the words back into a string
            Console.WriteLine(output); // reversed string
        }    
    }
    static string ReadMultiLine() {
        string userInput = "";
        string line;

        // Read lines of text from the console until the user presses enter twice 
        while ((line = Console.ReadLine()) != null )
        {
               if (line.Length == 0)
            {
                break;
            }
            userInput += line + "\n";
        }

        return userInput; 
    }
}