#include <iostream.h>
#include <string.h>

class Person {
    private:
        char name[19];
		int age;
		char unit[30];
	public:
		Person(char *n, int a, char *u) {
			strcpy(name, n);
			age = a;
			strcpy(unit, u);
		}
		void DisplayData() {
			cout << "姓名："<<name<<"，年齡："<<age<<"，工作部門："<<unit;
		}
};

class Employee:public Person {
    private:
		char phone[15];
	public:
		Employee(char *n, int a, char *u, char *p):Person(n, a, u) {
			strcpy(phone, p);
		}
		void DisplayData() {
			Person::DisplayData();
            cout << "，電話號碼："<<phone<<endl;
		}
};

void main() {
	Employee em("張三", 20, "中山大學", "020-84118888");

	cout << endl << "結果顯示：" << endl << endl;
	em.DisplayData();
}