Problem:
Score : 100 points

Problem Statement

You are given a string S of length 2 or 3 consisting of lowercase English letters. If the length of the string is 2, print it as is; if the length is 3, print the string after reversing it.

Constraints

The length of S is 2 or 3.

S consists of lowercase English letters.

Input

Input is given from Standard Input in the following format:

S

Output

If the length of S is 2, print S as is; if the length is 3, print S after reversing it.

Sample Input 1

abc

Sample Output 1

cba

As the length of S is 3, we print it after reversing it.

Sample Input 2

ac

Sample Output 2

ac

As the length of S is 2, we print it as is.

Solution in C# (Mono 4.6.2.0) (judge verdict: Wrong Answer)

using System;
 
class A{
 	static void Main()
 	{
      int i;
      var x = Console.ReadLine();
      if(x.Length==3){
      	char[] y = x.ToCharArray();
      	for(i=2;i<0;i--){
        	Console.Write("{0}",y[i]);
      	}
      }
      else Console.Write("{0}",x);
   }  
}