
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Main main = new Main();
        main.solve();
    }
    public void solve() {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    }
} import java.io.BufferedReader; BufferedReader java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Main main = new Main();
        main.solve();
    }
    public void solve() {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    }
} Main public static void main(String[] args) {
        Main main = new Main();
        main.solve();
    } main {
        Main main = new Main();
        main.solve();
    } Main main = new Main(); main new Main() main.solve() main.solve main String[] args args public void solve() {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    } solve {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    } Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in))); scan new Scanner(new BufferedReader(new InputStreamReader(System.in))) String S = scan.next(); S scan.next() scan.next scan int len = S.length(); len S.length() S.length S StringBuilder sb = new StringBuilder(); sb new StringBuilder() for (int i = 0; i < len; i++) {
            sb.append('x');
        } int i = 0; int i = 0; i 0 i < len i len i++ i++ i {
            sb.append('x');
        } {
            sb.append('x');
        } sb.append('x') sb.append sb 'x' System.out.println(sb.toString()) System.out.println System.out System System.out sb.toString() sb.toString sb public class Main {
    public static void main(String[] args) {
        Main main = new Main();
        main.solve();
    }
    public void solve() {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    }
} public class Main {
    public static void main(String[] args) {
        Main main = new Main();
        main.solve();
    }
    public void solve() {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    }
} Main

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Main main = new Main();
        main.solve();
    }
    public void solve() {
        Scanner scan = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        String S = scan.next();
        int len = S.length();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < len; i++) {
            sb.append('x');
        }
        System.out.println(sb.toString());
    }
}
