填空题

下面程序运行时输出结果为 【8】 。 #include<iostream.h> #include<malloc.h> class Rect { public: Rect(int1,int w)(length=1;width=w;) void Print(){cout<<"Area:"<<length *width<<endl;) void *operator new(size-t size){return malloc(size);} void operator delete(void *p){free(p) private: int length,width; }; void main() { Rect*p; p=new Rect(5,4); p->Print(); delete p; }

【参考答案】

Area:20