import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    }
} Main public static void main(String[] args) throws Exception {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    } main {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    } Scanner stdIn = new Scanner(System.in); stdIn new Scanner(System.in) String s = stdIn.next(); s stdIn.next() stdIn.next stdIn for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        } int i = 0; int i = 0; i 0 i < s.length() - 1 i s.length() - 1 s.length() s.length s 1 i++ i++ i {
            System.out.print("x");
        } {
            System.out.print("x");
        } System.out.print("x") System.out.print System.out System System.out "x" System.out.println("x") System.out.println System.out System System.out "x" String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        //int a = stdIn.nextInt();
        
        
        for(int i = 0; i < s.length() - 1; i++){
            System.out.print("x");
        }
        
        System.out.println("x");
    }
}
