import java.util.*;

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

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