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;
//using System.Text;
//using System.Linq;
class Program
{
    static void Main()
    {
        string a = Console.ReadLine();
        for (int i = a.Length - 1; i >= 0; i--) Console.Write(a[i]);
        Console.WriteLine();
    }
}