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

public class Main {
  public static void main(String[] args) throws IOException{
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  }
} import java.io.BufferedReader; BufferedReader java.io import java.io.InputStreamReader; InputStreamReader java.io import java.io.IOException; IOException java.io public class Main {
  public static void main(String[] args) throws IOException{
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  }
} Main public static void main(String[] args) throws IOException{
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  } main {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  } BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); in new BufferedReader(new InputStreamReader(System.in)) String s = in.readLine(); s in.readLine() in.readLine in StringBuilder ans = new StringBuilder(); ans new StringBuilder() for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    } int cnt = 1; int cnt = 1; cnt 1 cnt<=s.length() cnt s.length() s.length s cnt++ cnt++ cnt {
      ans.append("x");
    } {
      ans.append("x");
    } ans.append("x") ans.append ans "x" System.out.println(ans.toString()) System.out.println System.out System System.out ans.toString() ans.toString ans String[] args args public class Main {
  public static void main(String[] args) throws IOException{
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  }
} public class Main {
  public static void main(String[] args) throws IOException{
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  }
} Main
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;

public class Main {
  public static void main(String[] args) throws IOException{
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String s = in.readLine();
    StringBuilder ans = new StringBuilder();
    for(int cnt = 1; cnt<=s.length(); cnt++){
      ans.append("x");
    }
    System.out.println(ans.toString());
  }
}