Problem:
Reverse Sequence

Write a program which reverses a given string str.

Input

str (the size of str ≤ 20) is given in a line.

Output

Print the reversed str in a line.

Sample Input

w32nimda

Output for the Sample Input

admin23w

Solution in C# (judge verdict: Accepted)

using System;

public class Program
{
    private static void Main()
    {
        var readLine = Console.ReadLine();
        for (var i = readLine.Length - 1; i >= 0; --i)
        {
            Console.Write(readLine[i]);
        }

        Console.WriteLine();
    }
}