有以下程序:include using namespace std; class Base { public: Base() { K=0; } int 有以下程序：include＜iostream＞using namespace std；class Base{public：Base(){K＝0；}int x；}；class Derivedl：virtual public Base{public：Derivedl(){x＝10；}}；class Derived2：virtua1 public Base
有以下程序:include using namespace std; class Base { public: Base() { K=0; } int
有以下程序：
include＜iostream＞
using namespace std；
class Base
{
public：
Base()
{
K＝0；
}
int x；
}；
class Derivedl：virtual public Base
{
public：
Derivedl()
{
x＝10；
}
}；
class Derived2：virtua1 public Base
相关考题：
有如下程序:includeusing namespace std;class BASE{public:~BASE( ){cout 有如下程序： #include＜iostream＞ using namespace std； class BASE{ public： ～BASE( ){cout＜＜"BASE"；} }； class DERIVED：public BASE{ public： ～DERIVED( ){cout＜＜"DERIVED"；} }； int main( ){DERIVED x；return 0；} 程序的输出结果是A．BASEB．DERIVEDC．BASEDERIVEDD．DERIVEDBASE
下面程序的输出结果是【】。include using namespace std; class base { protected: int 下面程序的输出结果是【 】。include ＜iostream＞using namespace std;class base{protected:int a;public:base(){cout＜＜"0":}};class basel: virtual public base{public:base1(){ cout＜＜"1";}};class base2 : virtual public base{public:base2(){cout＜＜"2";}};class derived : public base1,public base2{public:derived () {cout＜＜"3"; }}int main (){derived obj;cout＜＜end1;return 0;}
有以下程序 include using namespace std; class Base { int a; public: Base(int x) 有以下程序include ＜iostream＞using namespace std;class Base{int a;public:Base(int x){ a=x; }void show(){ cout＜＜a; }class Derived : public Base{int b;public:Derived(int i) :Base(i+1),b(i){}void show() { cout＜＜b;};int main (){Base b(5),*pb;Derived d(1);pb=d;pb-＞show ();return 0;}运行后的打印结果是______。
有以下程序:include include using namespace std;class base{private: cha 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() {A．DerivedBaseB．BaseBaseC．DerivedDerivedD．BaseDerived
若有以下程序:include using namespace std;class Base {public:Base() { x=0; } int 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 { public: Derived2() ( x=20; } }; class Derived: public Derivedl,protected Derived2 { }; int main() { Derived obj; cout＜＜obj.x＜＜end1; return 0; } 该程序运行后的输出结果是A．20B．30C．10D．0
有以下程序:includeusing namespace std;class BASE{private: char c;public: BASE(c 有以下程序： #include ＜iostream＞ using namespace std； class BASE { private： char c； public： BASE(char n)：c(n)；{} virtual～BASE() { cout＜＜c； } }； class DERIVED：public BASE { char c； pA．XYB．YXC．XD．Y
有以下程序include using namespace std:class Base{private:char c;public:Base(cha 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):Base (n+1),c(n) {} ～Derived() { cout＜＜c; }};int main(){ Derived obj('x'); return 0;} 执行后的输出结果是A．xyB．yxC．xD．y
有以下程序:include using namespace std;class Base{public:Base(){}virtual void w 有以下程序： #include ＜iostream＞ using namespace std; class Base { public: Base(){} virtual void who() { cout＜＜"Base Class"＜＜end1; } ～Base(){} }; class Derivel : public Base { public: void who() { cout＜＜"Derivel Class"＜＜end1; } }; class Derive2 : public Base { public: void who () { cout＜＜"Derive2 Class"＜＜end1; } }; int main () { Base *p; Derivel obj1; Derive2 obj2; p=obj1; p=obj2; p-＞who ( ); return 0; } 执行程序后的输出结果是( )。A．Base ClassB．Derivel ClassC．Derive2 ClassD．程序编译时出错
有以下程序includeusing namespace std;class Base{private:char c;public:Base(char 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)：Base(n+1)，c(n){} ～Derived() { cout＜＜c； } }； int main() { Derived obj('x')； return 0； } 执行后的输出结果是A．xyB．yxC．xD．y