import java.util.*;

public class Main {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	}
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	}
} Main public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	} main {
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	} Scanner sc=new Scanner(System.in); sc new Scanner(System.in) String str=sc.next(); str sc.next() sc.next sc for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		} int i=0; int i=0; i 0 i<str.length() i str.length() str.length str i++ i++ i {
			System.out.print(str.charAt(str.length()-1-i));
		} {
			System.out.print(str.charAt(str.length()-1-i));
		} System.out.print(str.charAt(str.length()-1-i)) System.out.print System.out System System.out str.charAt(str.length()-1-i) str.charAt str str.length()-1-i str.length()-1-i str.length() str.length str 1 i System.out.println() System.out.println System.out System System.out String[] args args public class Main {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	}
} public class Main {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	}
} Main
import java.util.*;

public class Main {
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		String str=sc.next();
		for(int i=0;i<str.length();i++){
			System.out.print(str.charAt(str.length()-1-i));
		}
		System.out.println();
	}
}