import java.util.*;
import java.io.*;

public class Main
{
  public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);
    String i = sc.next();
    String o = "";
    for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    }
    System.out.println(o);
  }
} import java.util.*; util.* java import java.io.*; io.* java public class Main
{
  public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);
    String i = sc.next();
    String o = "";
    for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    }
    System.out.println(o);
  }
} Main public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);
    String i = sc.next();
    String o = "";
    for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    }
    System.out.println(o);
  } main {
    Scanner sc = new Scanner(System.in);
    String i = sc.next();
    String o = "";
    for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    }
    System.out.println(o);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String i = sc.next(); i sc.next() sc.next sc String o = ""; o "" for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    } int k = 0; int k = 0; k 0 k < i.length() k i.length() i.length i k++ k++ k {
      o += "x";
    } {
      o += "x";
    } o += "x" o "x" System.out.println(o) System.out.println System.out System System.out o String[] args args public class Main
{
  public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);
    String i = sc.next();
    String o = "";
    for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    }
    System.out.println(o);
  }
} public class Main
{
  public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);
    String i = sc.next();
    String o = "";
    for(int k = 0; k < i.length(); k++)
    {
      o += "x";
    }
    System.out.println(o);
  }
} Main
import java.util.*;
import java.io.*;

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