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 JAVA (judge verdict: Accepted)

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO ?????????????????????????????????????????????
		Scanner sc = new Scanner(System.in);
		String str = sc.nextLine();

		char[] ca = str.toCharArray();
		for (int i = 0; i < ca.length; i++) {
			System.out.print( ca[ca.length-1 - i] );
		}
		System.out.println();
	}

}