import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Main main = new Main();
		main.run();
	}

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

	public static void main(String[] args) {
		Main main = new Main();
		main.run();
	}

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

	public static void main(String[] args) {
		Main main = new Main();
		main.run();
	}

	public void run() {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		for(int i=0; i<s.length(); i++) {
			System.out.print("x");
		}
		System.out.println();
		sc.close();
	}
} public class Main {

	public static void main(String[] args) {
		Main main = new Main();
		main.run();
	}

	public void run() {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		for(int i=0; i<s.length(); i++) {
			System.out.print("x");
		}
		System.out.println();
		sc.close();
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Main main = new Main();
		main.run();
	}

	public void run() {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		for(int i=0; i<s.length(); i++) {
			System.out.print("x");
		}
		System.out.println();
		sc.close();
	}
}
