摘要:
package result;//模拟小球碰撞import java.awt.Color;import java.awt.Graphics; import javax.swing.*; public class F11 extends JFrame { Boo boo = new Boo(); pu 阅读全文
摘要:
package result;//泛型小例子,本质类似于c++的模板interface Tt<T>{ public void show(T t);} class Student1{ String name; int age; int num;} class Teacher{ String name; 阅读全文