import java.util.*;
 
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    } main {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s1 = sc.nextLine(); s1 sc.nextLine() sc.nextLine sc StringBuilder sb = new StringBuilder(); sb new StringBuilder() for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        } int i = 0; int i = 0; i 0 i < s1.length() i s1.length() s1.length s1 i++ i++ i {
            sb.append('x');
        } {
            sb.append('x');
        } sb.append('x') sb.append sb 'x' System.out.println(sb) System.out.println System.out System System.out sb String[] args args public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    }
} Main
import java.util.*;
 
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        StringBuilder sb = new StringBuilder();
 
        for (int i = 0; i < s1.length(); i++) {
            sb.append('x');
        }
        System.out.println(sb);
    }
}