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