public class Main{
  public static void main(String[] args){
    //减少类的依赖，实现复用
  }
}

@@ -72,14 +72,98 @@
 %E4%BE%9D%E8%B5%96%EF%BC%8C%E5%AE%9E%E7%8E%B0%E5%A4%8D%E7%94%A8%0A
+    Prototype p = new ConcretePrototype();%0A    Prototype cp = p.createClone();%0A    %0A
   %7D%0A%7D%0A

modify a file