day09-抽象方法和抽象类的概述和格式

day09/src/com/inmind/abstract07/Cat.java

@@ -0,0 +1,9 @@
+package com.inmind.abstract07;
+
+public  class Cat extends Animal{
+
+    @Override
+    public void eat() {
+        System.out.println("猫吃鱼");
+    }
+}