import java.util.Scanner;

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

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