摘要:
class Fu{ int num = 5; void method1() { System.out.println("fu method_1"); } void method2() { System.out.println("fu m... 阅读全文
posted @ 2014-12-20 17:02
龙族小龙
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摘要:
abstract class Animal{abstract void eat();}class Cat extends Animal{public void eat(){System.out.println("吃鱼");}public void catchMouse(){System.out.pr... 阅读全文
posted @ 2014-12-20 16:53
龙族小龙
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