import java.util.regex.Pattern;
import java.util.regex.Matcher;

public class Main {
  public static void main(String[] args) {

  Pattern RegEx_Pattern = Pattern.compile("^[A-Za-z+.]+@[A-Za-z.]+[A-Za-z]+$");
  Matcher Test_Message = RegEx_Pattern.matcher("Damian.T.Gordon@mymail.com");

  if(Test_Message.find()) {
      System.out.println("The pattern matches");
   } else {
      System.out.println("The pattern does not match");
   }
  }
}