import java.util.*;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	}

} import java.util.*; util.* java public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	}

} Main public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	} main {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	} Scanner scan = new Scanner(System.in); scan new Scanner(System.in) String str = scan.next(); str scan.next() scan.next scan String str2 = ""; str2 "" for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		} int i = 0; int i = 0; i 0 i < str.length() i str.length() str.length str i++ i++ i {
			str2 = str2 + "x";
		} {
			str2 = str2 + "x";
		} str2 = str2 + "x" str2 str2 + "x" str2 "x" System.out.println(str2) System.out.println System.out System System.out str2 scan.close() scan.close scan String[] args args public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	}

} public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	}

} Main
import java.util.*;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scan = new Scanner(System.in);
		String str = scan.next();//空白文字までの入力を取得
		String str2 = "";
		for(int i = 0;i < str.length();i++) {
			str2 = str2 + "x";
		}
		
		System.out.println(str2);
		scan.close();
	}

}
