import java.util.*;
public class Main {
	public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    }
} import java.util.*; util.* java public class Main {
	public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    }
} Main public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    } main {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String S = sc.next(); S sc.next() sc.next sc String ans =""; ans "" for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		} int i=1; int i=1; i 1 i<=S.length() i S.length() S.length S i++ i++ i {
			ans = ans + "x";
		} {
			ans = ans + "x";
		} ans = ans + "x" ans ans + "x" ans "x" System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {
	public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    }
} public class Main {
	public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    }
} Main
import java.util.*;
public class Main {
	public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String ans ="";
		for(int i=1;i<=S.length();i++){
			ans = ans + "x";
		}
		System.out.println(ans);
    }
}