

import java.util.*;

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

    }


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

    }


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

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

    } Scanner s=new Scanner(System.in); s new Scanner(System.in) String u= s.next(); u s.next() s.next s StringBuilder b =new StringBuilder(); b new StringBuilder() for (int i = 0; i <u.length() ; i++) {
            b.append("x");
        } int i = 0; int i = 0; i 0 i <u.length() i u.length() u.length u i++ i++ i {
            b.append("x");
        } {
            b.append("x");
        } b.append("x") b.append b "x" System.out.println(b.toString()) System.out.println System.out System System.out b.toString() b.toString b String args[] args


import java.util.*;

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

    }


}