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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．XY
B．YX
C．X
D．Y
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更多 “ 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 ” 相关考题
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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
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有如下程序: include using namespace std; class BASE { public
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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
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有以下程序include include using namespace std;class base{private:char
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() { return baseName; } char *className() { return baseName; } }; class Derived : public base { private: char derivedName[10]; public: Derived() { strcpy(derivedName,"Derived"); } char *myName() { return derivedName; } char *className() { return derivedName; } }; void showPtr(base p) { cout＜＜p.myName () ＜＜" "＜＜p.className (); } int main () { base bb; Derived dd; showPtr(dd); return 0; } 运行后的输出结果为A．Derived BaseB．Base BaseC．Derived DerivedD．Base Derived
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有如下程序:includeusing namespace std;class BASE{public:~BASE( ){cout
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有以下程序include include using namespace std;class base {private:char
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有如下程序:includeusing namespace std;class BASE{public:~BASE(){cout
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