import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;


public class EmailSpider {
	
	public static void main(String[] args) {
		
		try {
			BufferedReader buf =new BufferedReader(new FileReader("f:\\a.htm"));
			String line = "";
			while((line = buf.readLine()) != null){
				Pattern p = Pattern.compile("[\\w[.-]]+@[\\w[.-]]+\\.[\\w]+");
				Matcher m = p.matcher(line);
				while(m.find())
				System.out.println(m.group());
			} 
				
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
		
	}

}