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: WA: Presentation Error)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class ReverseSequence
    {
        static void Main(string[] args)
        {
            char[] charArray = System.Console.ReadLine().ToCharArray();
            for (int i = charArray.Length - 1; i >= 0; i--)
            {
                System.Console.Write(charArray[i]);
            }
        }
    }
}