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

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

        StringBuilder stb = new StringBuilder();
        for(int i = 0 ; i < s.length() ; i++){
            stb.append('x');
        }
        System.out.println(stb.toString());
    }
} import java.io.*; io.* java import java.util.*; util.* java public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();

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

        StringBuilder stb = new StringBuilder();
        for(int i = 0 ; i < s.length() ; i++){
            stb.append('x');
        }
        System.out.println(stb.toString());
    } main {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();

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

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

        StringBuilder stb = new StringBuilder();
        for(int i = 0 ; i < s.length() ; i++){
            stb.append('x');
        }
        System.out.println(stb.toString());
    }
} Main
import java.io.*;
import java.util.*;

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

        StringBuilder stb = new StringBuilder();
        for(int i = 0 ; i < s.length() ; i++){
            stb.append('x');
        }
        System.out.println(stb.toString());
    }
}