- public class Ch01 {
- public static void main(String[] args) {
- Dog number1=new Dog("憨憨",2,1.3f);
- Dog number2=new Dog("球球",1,1.2f);
- Cat n3= new Cat("咪咪",3,1.5f);
- number1.showProfile();
- number2.showProfile();
- n3.showProfile();
- System.out.println("總共有"+Dog.sum+"隻狗,"+Cat.sum+"隻貓.");
- }
- }
- class Dog
- {
- static int sum=0;
- String name;
- int age;
- float weight;
- Dog (String n,int a,float w)
- {
- sum++;
- name=n;
- age=a;
- weight=w;
- }
- void showProfile()
- {
- System.out.println(name+"今年"+age+"歲,體重"+weight+"公斤");
- }
- }
- class Cat
- {
- static int sum=0;
- String name;
- int age;
- float weight;
- Cat (String n,int a,float w)
- {
- sum++;
- name=n;
- age=a;
- weight=w;
- }
- void showProfile()
- {
- System.out.println(name+"今年"+age+"歲,體重"+weight+"公斤");
- }
- }
複製代碼 |