单项选择题有如下程序:#include #include using namespace std;class MyBag{public:friend int NancyShow(MyBag& bag);MyBag(string br= ABC ):brand(br) { }private:string brand;};int NancyShow(MyBag& bag){if(bag.brand!= Coach ) return 1;else return 0;}int main() {int count=0;MyBag arrays[3]={MyBag( CityLife ),MyBag( Coach )};for(int i=0; i<3; i++)count+=NancyShow(arrays[i]);cout<<count;return 0;}运行时的输出结果是
单项选择题已知Bag是一个类,并有函数FBag定义如下: Void FBag(){ Bag *ptr, my, colleage[2], &sister=my; }则在调用函数FBag()后,Bag 类的析构函数被调用的次数是