import java.util.*;

public class Main {
	public static void main(String[] args) {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	}
} import java.util.*; util.* java public class Main {
	public static void main(String[] args) {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	}
} Main public static void main(String[] args) {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	} main {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String moji = sc.next(); moji sc.next() sc.next sc for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		} int i = 0; int i = 0; i 0 i < moji.length() i moji.length() moji.length moji i++ i++ i {
			char c = 'x';
			System.out.print(c);
		} {
			char c = 'x';
			System.out.print(c);
		} char c = 'x'; c 'x' System.out.print(c) System.out.print System.out System System.out c String[] args args public class Main {
	public static void main(String[] args) {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	}
} public class Main {
	public static void main(String[] args) {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	}
} Main
import java.util.*;

public class Main {
	public static void main(String[] args) {
		// practice contest

		Scanner sc = new Scanner(System.in);
		String moji = sc.next();
		// System.out.println(moji);

		for (int i = 0; i < moji.length(); i++) {
			char c = 'x';
			System.out.print(c);
		}

	}
}
