import java.util.*;

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

public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        
        int len = line.length();
        
        String result = "";
        
        for(int i = 0; i < len; i++)
        {
            result = result + "x";
        }
        
        System.out.println(result);
    }
}
