import java.util.Scanner;

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

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