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 contest6
{
    class Program
    {
        static void Main(string[] args)
        {
            //空白で分割する
            string line_origin = Console.ReadLine();
            foreach(var ch in  line_origin.Reverse() )
            {
               Console.Write(ch);
            }
        }
    }
}