import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    }

} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    }

} Main public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    } main {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    } @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc int n = s.length(); n s.length() s.length s for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        } int i = 0 ; int i = 0 ; i 0 i < n i n 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.print("\n") System.out.print System.out System System.out "\n" String[] args args public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    }

} public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    }

} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int n = s.length();
        for (int i = 0 ; i < n ; i++) {
            System.out.print("x");
        }
        System.out.print("\n");
    }

}
