import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

	public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	}
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io public class Main {

	public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	}
} Main public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	} main {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String str = br.readLine(); str br.readLine() br.readLine br int n = str.length(); n str.length() str.length str for (int i = 0; i < n; i++) {
			System.out.print("x");
		} int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
			System.out.print("x");
		} {
			System.out.print("x");
		} System.out.print("x") System.out.print System.out System System.out "x" System.out.println() System.out.println System.out System System.out String args[] args public class Main {

	public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	}
} public class Main {

	public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	}
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

	public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

		String str = br.readLine();

		int n = str.length();

		for (int i = 0; i < n; i++) {
			System.out.print("x");
		}
		System.out.println();
	}
}
