import java.util.*;
public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	}
} import java.util.*; util.* java public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	}
} Main public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	} main {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	} Scanner sc=new Scanner(System.in); sc new Scanner(System.in) String s=sc.next(); s sc.next() sc.next sc int n=s.length(); n s.length() s.length s String ans =""; ans "" for(int i=0;i<n;i++)ans+='x'; int i=0; int i=0; i 0 i<n i n i++ i++ i ans+='x'; ans+='x' ans 'x' System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	}
} public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	}
} Main
import java.util.*;
public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		String s=sc.next();
		int n=s.length();
		String ans ="";
		for(int i=0;i<n;i++)ans+='x';
		System.out.println(ans);
	}
}