import java.util.*;
import java.io.*;
import java.lang.*;

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

        String s = sc.next();

        int len = s.length();

        for (int i = 0; i<len; i++)
            System.out.print('x');
    }
} import java.util.*; util.* java import java.io.*; io.* java import java.lang.*; lang.* java public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String s = sc.next();

        int len = s.length();

        for (int i = 0; i<len; i++)
            System.out.print('x');
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String s = sc.next();

        int len = s.length();

        for (int i = 0; i<len; i++)
            System.out.print('x');
    } main {
        Scanner sc = new Scanner(System.in);

        String s = sc.next();

        int len = s.length();

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

        String s = sc.next();

        int len = s.length();

        for (int i = 0; i<len; i++)
            System.out.print('x');
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String s = sc.next();

        int len = s.length();

        for (int i = 0; i<len; i++)
            System.out.print('x');
    }
} Main
import java.util.*;
import java.io.*;
import java.lang.*;

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

        String s = sc.next();

        int len = s.length();

        for (int i = 0; i<len; i++)
            System.out.print('x');
    }
}