import java.util.Scanner;

/**
 * ReversedString
 */
public class ReversedString {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    System.out.println("Please enter your String:");
    String str = sc.nextLine();
    System.out.println(revSTR(str));
  }

  private static String revSTR(String str) {
    String revString = "";
    for (int i = str.length() - 1; i >= 0; i--) {
      char temp = str.charAt(i);
      revString += temp;
    }
    return revString;
  }
}