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;
namespace _AOJ_0006
{
    class Program
    {
        static void Main(string[] args)
        {
            string str = Console.ReadLine();
            int how = str.Length;
            for(int i=0;i<how;i++)
            {
                Console.Write(str[how - i - 1]);
            }
            Console.ReadLine();
        }
    }
}