题解 | #HJ011 数字颠倒#

import java.util.Scanner;

/**
 * HJ11 数字颠倒
 */
public class HJ011 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String str = sc.nextLine();
        StringBuffer strb = new StringBuffer(str);
        strb.reverse();
        System.out.println(strb.toString());
        sc.close();
    }

}