import java.util.Scanner;

class Solver {
    public void Solve() {
        String s = sc.next();
        for (int i = 0; i < s.length(); i++) {
            System.out.print("x");
        }
        System.out.println();
    }

    Scanner sc;

    Solver(Scanner in) {
        this.sc = in;
    }
}

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

    Scanner sc;

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

class Solver {
    public void Solve() {
        String s = sc.next();
        for (int i = 0; i < s.length(); i++) {
            System.out.print("x");
        }
        System.out.println();
    }

    Scanner sc;

    Solver(Scanner in) {
        this.sc = in;
    }
}

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        Solver s = new Solver(sc);
        s.Solve();
        sc.close();
    }
}