import java.io.*; 
import java.lang.*;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

class Main{
public static void main(String[] args){
try{
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
}catch(Exception e){}
}
} import java.io.*; io.* java import java.lang.*; lang.* java import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io class Main{
public static void main(String[] args){
try{
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
}catch(Exception e){}
}
} Main public static void main(String[] args){
try{
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
}catch(Exception e){}
} main {
try{
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
}catch(Exception e){}
} try{
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
}catch(Exception e){} catch(Exception e){} Exception e {} {
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
} BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in)); reader new BufferedReader(new InputStreamReader(System.in)) String b = reader.readLine(); b reader.readLine() reader.readLine reader int n = b.length(); n b.length() b.length b String ans = ""; ans "" String x = "x"; x "x" for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    } int i=0; int i=0; i 0 i<n i n i++ i++ i {
      ans = ans.concat(x);
     
    } {
      ans = ans.concat(x);
     
    } ans = ans.concat(x) ans ans.concat(x) ans.concat ans x System.out.println(ans) System.out.println System.out System System.out ans String[] args args
import java.io.*; 
import java.lang.*;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

class Main{
public static void main(String[] args){
try{
   BufferedReader reader =
                   new BufferedReader(new InputStreamReader(System.in));
        String b = reader.readLine();
     
    int n = b.length();
  	String ans = "";
  String x = "x";
  	for(int i=0;i<n;i++){
      ans = ans.concat(x);
     
    }
  System.out.println(ans);
}catch(Exception e){}
}
}