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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 Base
B．Base Base
C．Derived Derived
D．Base Derived
参考答案
更多 “ 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 ” 相关考题
考题
有以下程序includeincludeusing namespace std;class base{private:charbas
有以下程序 #include＜iostream＞ #include＜string＞ using namespace std； class base { private： charbaseName[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.myName0＜＜" "＜＜p.className(); } int main() { base bb; Derived dd; showPtr(dD) ; retum 0; } 动行后的输出结果为A．Derived BaseB．Base BaseC．Derived DerivedD．Base Derived
考题
有以下程序includeincludevoid main( ){char*p="abcde\0fghjik\0"; cou
有以下程序 #include＜string.h＞ #include＜iostream.h＞ void main( ) { char*p="abcde\0fghjik\0"； cout＜＜strlen(p)；} 程序运行后的输出结果是A．12B．15C．6D．5
考题
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
考题
有以下程序:includeincludevoid main( ){char * p="abcde\0fghjik\0";c
有以下程序: #include＜string.h＞ #include＜iostream.h＞ void main( ) { char * p＝"abcde\0fghjik\0"; cout ＜ ＜ strlen(p) ;} 程序运行后的输出结果是A．12B．15C．6D．5
考题
有以下程序： #include 〈iostream〉 #include 〈string〉 using namespace std; class visited { private: int number; char *name; public: static int glob; void set mes(char *a); }; void visited::set mes(char *a) { name=new char[strlen(A) +1]; strcpy(name,A) ; number=++glob; } int visited::glob-O; int main() { visited person[10]; int i; char str[8]; for(i=0;i5;i++) { cinstr; person[i] .set mes(str); } coutA．5B．4C．3D．2
考题
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
考题
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
考题
有以下程序:include include using namespace std;class Y;class X{private
有以下程序： #include ＜iostream＞ #include ＜string＞ using namespace std; class Y; class X { private: int x; char *strx; public: X(int a, char *str) { x=a; strx=new char[strlen(str)+1]; strcpy(strx,str); } void show(Y ob) ; }; class Y { private: int y; char *stry; public: Y(int b,char *str) { y=b; stry=new char[strlen(str)+1]; strcpy(stry, str); } friend void X: :show(Y ob) ; }; void X: :show(Y ob) { cout＜＜strx＜＜", "; cout＜＜ob, stry＜＜end1; } int main ( ) { X a(10,"X"); Y b (20, "Y"); a. show(B) ; return 0; } 执行后的输出结果是( )。A．X,YB．a,bC．X,XD．Y,Y
考题
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
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