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 Scala (judge verdict: Accepted)

import math._

object Main {
  def main(args: Array[String]) {
    val sc = new java.util.Scanner(System.in)
    println(sc.next.reverse)
  }
}