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;
class main
{
    static void Main(String[] args)
    {
        string str = Console.ReadLine();
        string[] s = new string[str.Length];
        for (int i = 0; i < str.Length; i++)
        {
            s[i] = str[i].ToString();
        }
        Array.Reverse(s);
        string a = string.Join("", s);
        Console.WriteLine(a);
        //Console.ReadKey();
    }
}