import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        int n = s.length();

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

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

        for (int i = 0; i < n; i++) {
            System.out.print("x");
        }
        System.out.println();
    } main {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        int n = s.length();

        for (int i = 0; i < n; i++) {
            System.out.print("x");
        }
        System.out.println();
    } Scanner stdIn = new Scanner(System.in); stdIn new Scanner(System.in) String s = stdIn.next(); s stdIn.next() stdIn.next stdIn 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.println() System.out.println System.out System System.out String[] args args
import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner stdIn = new Scanner(System.in);
        String s = stdIn.next();
        int n = s.length();

        for (int i = 0; i < n; i++) {
            System.out.print("x");
        }
        System.out.println();
    }
}