有如下程序: include using namespace std; class Base { public: 有如下程序： #include ＜iostream＞ using namespace std; class Base { public: Base(int x=0) { cout＜＜x; } } class Derived: public Base{ public: Derived(int x=0) { cout＜＜x; } private: Base val; }; int main() { Derived d(1); return 0; }程序的输出结果是A．0B．1C．1D．1
有如下程序: include using namespace std; class Base { public:
有如下程序： #include ＜iostream＞ using namespace std; class Base { public: Base(int x=0) { cout＜＜x; } } class Derived: public Base{ public: Derived(int x=0) { cout＜＜x; } private: Base val; }; int main() { Derived d(1); return 0; }程序的输出结果是
A．0
B．1
C．1
D．1
相关考题：
有如下程序:includeusing namespace std;Class Base{public:Base(){cout 有如下程序： #include＜iostream.h＞ using namespace std； Class Base { public： Base(){cout＜＜“BB”；f()；} void{(){cout＜＜“BF”；} }； class Derived：public Base { public： Derived(){cout＜＜“DD”；} void f(){cout＜＜“Df”；) }； int mainA．BBBfDDB．BBDfDDDfC．DDD．DDBBBf
有如下程序: include using namespace std; class BASE { public 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(){DERIVEDx;retum 0;} 执行后的输出结果是A．BASEB．DERIVEDC．BASEDERIVEDD．DERIVEDBASE
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
有如下程序:include using 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;} 执行后的输出结果是A．BASEB．DERIVEDC．BASEDERIVEDD．DERIVEDBASE
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
有如下程序:include using namespace std;class Base{public:Base(){ cout 有如下程序： #include ＜iostream＞ using namespace std; class Base { public: Base(){ cout＜＜"BB";f(); } void f() { cout＜＜"Bf";} }; class Derived:public Base { public: Derived() { cout＜＜"DD"; } void f(){ cout＜＜"Df"; } }; int main(){ Derived d; return 0;}执行上面的程序将输出______ 。A．BBBfDDB．BBDfDDDfC．DDD．DDBBBf
有如下程序:includeincludeusing namespace std;class BASE{char c;public 有如下程序： #include＜iostream＞#include＜iosream＞ using namespace std； class BASE{ char c； public； BASE(char n)：c(n){} virtual ～ BASE(){cout＜＜c;} }； class DERIVED; public BASE{ char c； public： DERIVED (char n): BASE (n+1)A．XYB．YXC．XD．Y
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
有如下程序:include using 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;} 执行后的输出结果是______ 。A．BASEB．DERIVEDC．BASEDERIVEDD．DERIVEDBASE
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;} 执行后的输出结果是( )。A．BASEB．DERIVEDC．BASEDERIVEDD．DERIVEDBASE