package com.zetcode;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
// Regular expression - defines a search pattern for strings
// Pattern - compiled representation of a regular expression
// Matcher - engine that interprets the pattern and performs
// match operations against an input string.
public class JavaRegexEx {
public static void main(String[] args) {
List