import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    }
} Main public static void main(String[] args) {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    } main {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc String a =""; a "" for(int i=0; i<s.length(); i++){
      a =a+"x";
      } int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
      a =a+"x";
      } {
      a =a+"x";
      } a =a+"x" a a+"x" a "x" System.out.println(a) System.out.println System.out System System.out a String[] args args public class Main {
    public static void main(String[] args) {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    }
} public class Main {
    public static void main(String[] args) {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    }
} Main
import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
    
    Scanner sc = new Scanner(System.in);
      
      String s = sc.next();
      String a ="";
      
      for(int i=0; i<s.length(); i++){
      a =a+"x";
      }
      System.out.println(a);  
    }
}