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

public class Main {
    public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    }
} import java.util.*; util.* java import java.io.*; io.* java public class Main {
    public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    }
} Main public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    } main {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    } BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out)); out new PrintWriter(new OutputStreamWriter(System.out)) String s = br.readLine(); s br.readLine() br.readLine br StringBuilder sb = new StringBuilder(); sb new StringBuilder() for(int i = 0; i < s.length(); i++){
            sb.append("x");
        } int i = 0; int i = 0; i 0 i < s.length() i s.length() s.length s i++ i++ i {
            sb.append("x");
        } {
            sb.append("x");
        } sb.append("x") sb.append sb "x" out.println(sb) out.println out sb out.close() out.close out String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    }
} Main
import java.util.*;
import java.io.*;

public class Main {
    public static void main(String[] args) throws Exception {
        
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        
        String s = br.readLine();
        StringBuilder sb = new StringBuilder();
        
        for(int i = 0; i < s.length(); i++){
            sb.append("x");
        }
        
        out.println(sb);
        out.close();
        
    }
}