import java.util.*;
import java.util.Collections;

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

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