import java.util.*;
import javax.lang.model.util.ElementScanner6;

public class Main {

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

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    }
} import java.util.*; util.* java import javax.lang.model.util.ElementScanner6; ElementScanner6 javax.lang.model.util public class Main {

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

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    } main {
        Scanner sc = new Scanner(System.in);

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc String out = ""; out "" for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        } int i = 0; int i = 0; i 0 i < s.length() i s.length() s.length s i++ i++ i {
            out = out + "x";
        } {
            out = out + "x";
        } out = out + "x" out out + "x" out "x" System.out.println(out) System.out.println System.out System System.out out String[] args args public class Main {

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

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    }
} public class Main {

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

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    }
} Main
import java.util.*;
import javax.lang.model.util.ElementScanner6;

public class Main {

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

        // 入力
        String s = sc.next();

        // 処理
        String out = "";
        for (int i = 0; i < s.length(); i++) {
            out = out + "x";
        }

        // 出力
        System.out.println(out);
    }
}