human.java

java 教程相应的代码 全是自己写的内附注释 很容易看明白的

package demo.chapter05.inf;

public class Human extends Animal implements Runner, Swimmer {

	@Override
	public void eat() {
		System.out.println("人吃粮食");
	}

	@Override
	public void run() {
		System.out.println("人用两条腿跑");
	}

	@Override
	public void swim() {
		System.out.println("人用手和腿游泳");
	}

}