二、請寫出下列敘述的正規表達式（regular expression）： “Each word must start with two digits, followed by a upper case letter, and then followed by at least one letter either upper case or lower case.” （10 分）

三、請問下列 Java 程式執行結果為何？（10 分） import java.io.IOException; public class throwException { public static void main(String[] args) throws E { try {E e1 = new E(“here comes e1”); throw e1; System.out.println(“gets here”); } catch(E e1) { System.out.println(“catches e1”);} }//main }//throwException class E extends IOException { E(String message) { super(message); } }// class E

二、請寫出下列敘述的正規表達式（regular expression）： “Each word must start with two digits, followed by a upper case letter, and then followed by at least one letter either upper case or lower case.” （10 分）

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