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

public class Main {

	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	}

} 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 NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	}

} Main public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	} main {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String s = br.readLine(); s br.readLine() br.readLine br int length = s.length(); length s.length() s.length s String res = ""; res "" for(int i = 0; i < length;i++) {
			res += "x";
		} int i = 0; int i = 0; i 0 i < length i length i++ i++ i {
			res += "x";
		} {
			res += "x";
		} res += "x" res "x" System.out.println(res) System.out.println System.out System System.out res String[] args args public class Main {

	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	}

} public class Main {

	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	}

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

public class Main {

	public static void main(String[] args) throws NumberFormatException, IOException {
		// TODO Auto-generated method stub
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String s = br.readLine();
		int length = s.length();
		String res = "";
		for(int i = 0; i < length;i++) {
			res += "x";
		}
		System.out.println(res);
	}

}
