单项选择题
有如下程序: #include using namespace std; class CD{ public: ~CD(){cout<<’C’;} private: char name[80]; }; int main(){CD a,*b,d[2];return 0;} 运行时的输出结果是()
A.CCCC B.CCC C.CC D.C
A.sum<double,double,double>(dl,d2); B.sum<double;double>(d1,d2); C.sum<double>(d1,d2); D.sum(d1,d2);