import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		String S = sc.next();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		System.out.println(ans);
	}

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

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		String S = sc.next();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		System.out.println(ans);
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		String S = sc.next();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		System.out.println(ans);
	} main {
		Scanner sc = new Scanner(System.in);
		
		String S = sc.next();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		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 char[] ch = new char[S.length()]; ch new char[S.length()] S.length() S.length S String ans = ""; ans "" for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		} int i=0; int i=0; i 0 i<ch.length i ch.length ch ch.length i++ i++ i {
			ch[i] = 'x';
			ans += ch[i];
		} {
			ch[i] = 'x';
			ans += ch[i];
		} ch[i] = 'x' ch[i] ch i 'x' ans += ch[i] ans ch[i] ch i 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();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		System.out.println(ans);
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		String S = sc.next();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		System.out.println(ans);
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		String S = sc.next();
		
		char[] ch = new char[S.length()];
		String ans = "";
		for(int i=0; i<ch.length; i++) {
			ch[i] = 'x';
			ans += ch[i];
		}
		
		System.out.println(ans);
	}

}