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