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 hello
{
    public static void Main()
    {
        var s = Console.ReadLine().Trim();
        for (int i = 0; i < s.Length; i++)
            Console.Write(s[s.Length - 1 - i]);
        Console.WriteLine();
    }
}