import java.util.Scanner;

class Main{
    public static void main(String args[]){
        Scanner str = new Scanner(System.in);
        String S = str.next();
        StringBuilder result = new StringBuilder("");
        for(int i = 0; i < S.length(); i++){
            result.append("x");
        }

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

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

        System.out.println(result);
    } main {
        Scanner str = new Scanner(System.in);
        String S = str.next();
        StringBuilder result = new StringBuilder("");
        for(int i = 0; i < S.length(); i++){
            result.append("x");
        }

        System.out.println(result);
    } Scanner str = new Scanner(System.in); str new Scanner(System.in) String S = str.next(); S str.next() str.next str StringBuilder result = new StringBuilder(""); result new StringBuilder("") for(int i = 0; i < S.length(); i++){
            result.append("x");
        } int i = 0; int i = 0; i 0 i < S.length() i S.length() S.length S i++ i++ i {
            result.append("x");
        } {
            result.append("x");
        } result.append("x") result.append result "x" System.out.println(result) System.out.println System.out System System.out result String args[] args
import java.util.Scanner;

class Main{
    public static void main(String args[]){
        Scanner str = new Scanner(System.in);
        String S = str.next();
        StringBuilder result = new StringBuilder("");
        for(int i = 0; i < S.length(); i++){
            result.append("x");
        }

        System.out.println(result);
    }
}