import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.*;
 
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String s = "today it's a beautiful sunny day #sun. Hello my name is Mat #Sweet#Home";
		Pattern pattern = Pattern.compile("(#[A-Za-z0-9-_]+)(?:#[A-Za-z0-9-_]+)*");
		Matcher matcher = pattern.matcher(s);
		while (matcher.find()){
			System.out.println(matcher.group(1)); 
		} 
	}
}

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