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