
import java.util.Scanner;

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

import java.util.Scanner;

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