【单选题】函数 在区间(-1,0)和(1,10)内分别为
【单选题】有以下程序 #include<iostream> using namespace std; class Base { private: char c; public: Base(char n):c(n){} ~Base() { cout<<c; } }; class Derived:public Base { private: char c; public: Derived(char n):Bas...
【单选题】函数 在区间(-1,0)和(1,10)内分别为
【单选题】有以下程序 #include<iostream> using namespace std; class Base { private: char c; public: Base(char n):c(n){} ~Base() { cout<<c; } }; class Derived:public Base { private: char c; public: Derived(char n):Bas...
【单选题】有以下程序: #include <iostream> #include <string> using namespace std class base { private: char baseName[10] public: base ( ) { strcpy (baseName, 'Base') } virtual char *myName() {
【单选题】有以下程序: #include <iostream> #include <fstream> using namespace std int main ( ) { ofstream ofile char ch ofile.open ('abc.txt') cin>>ch while (ch!='#' ) { cin>>ch ofile.put(ch)
【单选题】若有以下程序: #include<iostream> using namespace std; class Base { public: Base() { x=0; } int x; }; class Derivedl:virtual public Base { publiC: Derivedl() { X=10; } }; Class Derived2:Virtual public Base {...