import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

	public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	}

} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io public class Main {

	public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	}

} Main public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	} main {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String input = br.readLine(); input br.readLine() br.readLine br for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		} int i = input.length() - 1; int i = input.length() - 1; i input.length() - 1 input.length() input.length input 1 i >= 0 i 0 i-- i-- i {
			System.out.print(input.charAt(i));
		} {
			System.out.print(input.charAt(i));
		} System.out.print(input.charAt(i)) System.out.print System.out System System.out input.charAt(i) input.charAt input i System.out.println() System.out.println System.out System System.out String[] args args public class Main {

	public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	}

} public class Main {

	public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	}

} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

	public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		String input = br.readLine();
		
		for(int i = input.length() - 1; i >= 0; i--){
			System.out.print(input.charAt(i));
		}
		System.out.println();
	}

}