import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	}

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

	public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	}

} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	} main {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String line = sc.nextLine(); line sc.nextLine() sc.nextLine sc int strLength = line.length(); strLength line.length() line.length line StringBuilder sb = new StringBuilder(); sb new StringBuilder() for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        } int i = 0; int i = 0; i 0 i<strLength i strLength i++ i++ i {
        	sb.append('x');
        } {
        	sb.append('x');
        } sb.append('x') sb.append sb 'x' System.out.println(sb.toString()) System.out.println System.out System System.out sb.toString() sb.toString sb String[] args args public class Main {

	public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	}

} public class Main {

	public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();

        int strLength = line.length();

        StringBuilder sb = new StringBuilder();
        for(int i = 0; i<strLength; i++) {
        	sb.append('x');
        }


        System.out.println(sb.toString());

	}

}