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
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．xy
B．yx
C．x
D．y
相关考题：
以下程序的执行结果是【】。 include using namespace std; class base { public: virmal 以下程序的执行结果是【 】。include＜iostream＞using namespace std；class base{public：virmal void who(){cout＜＜"Base Class"＜＜endl；)}；class Derivedl:public Base{public：virtual void who(){cout＜＜"Derivedl Class"＜＜endl;}}；class derived2:public Base{public：virtual void who(){cout＜＜"Derived2 Class"＜＜endl；)}；int main(int argc，char*argv[]){base obj1，*P；deliVedl obj2；derived2 obj3；p=obj1； p-＞who()；p=obj2； p-＞who()；p=obj3； p-＞who()；return 0；}
有如下程序 include using namespace std; class Base { protected: 有如下程序 #include ＜iostream＞ using namespace std; class Base { protected: Base( ){cout＜＜'A'; } Base(char c) { cout＜＜c; } }; class Derived: public Base { public: Derived(char c){ cout＜＜c; } }; int main( ){ Derived d1 ('B'); return 0; } 执行这个程序屏幕上将显示输出A．BB．BAC．ABD．BB
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:includeusing namespace std;class Base{private:char c;piblic:Base(cha 有如下程序： #include＜iostream＞ using namespace std； class Base { private： char c； piblic： 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； } 执行上面的程序将输出A．xyB．yxC．xD．y
以下程序的执行结果为______。include using namespace std; class base { public: vir 以下程序的执行结果为______。include＜iostream＞using namespace std;class base｛public：virtual void who()｛cout＜＜"base class"＜＜endl;｝｝;class derivel：public base｛public：void who()｛cout＜＜"d
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: 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
有如下程序:includeusing namespace std;class Base{protected:Base(){cout 有如下程序： #include＜iostream＞ using namespace std; class Base{ protected: Base(){cout＜＜'Base';} Base(char c){cout＜＜c;} }; class Derived:public Base{ public: Derived(char c){cout＜＜c;} }; int main(){ Derived d('Derived'); return 0; } 执行这个程序屏幕上将显示输出( )。A．DerivedB．DerivedBaseC．BaseDerivedD．DerivedDerived
有如下程序:includeusing namespace std;class Base{public:Base(int x=0){cout 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．01D．001
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
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
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
下面程序的打印结果是【】。 include using namespace std; class Base { public:Base(i 下面程序的打印结果是【 】。include ＜iostream＞using namespace std;class Base{public:Base(int x){a=x;}void show(){cout＜＜a;}private:int a;};class Derived : public Base{public:Derived(int i) :Base(i+1) ,b(i) { }void show(){cout＜＜b;}private:int b;};int main ( ){Base b(5) , *pb;Derived d(1);pb=d;pb-＞show();return 0;}
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
有如下程序:include using namespace std;class Base{private:charc;public:Base(cha 有如下程序：#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;}执行上面的程序净输出A．xyB．yxC．xD．y
有下列程序:includeusing namespace std;c1ass TestClass{private;char c;public:Tes 有下列程序： #include＜iostream＞ using namespace std; c1ass TestClass { private; char c; public: TestClass(char n):c(n){} ～TeStClass() { cout＜＜c } }; class TestClass1:public TestClass {A．xyB．yxC．xD．y
有下列程序: include using namespace std; class Base { public: Base(){cout 有下列程序： #include＜iosteram.h＞ using namespace std; class Base { public: Base(){cout＜＜"BB"; f(); } void f(){cout＜＜"Bf";} }; class Derived:public Base { public: Derived(){cout＜＜"DA．BBBfDDB．BBDfDDDfC．DDD．DDBBBf
有如下程序includeusing namespace std;class Base{protected:Base(){cout 有如下程序 #include＜iostream＞ using namespace std； class Base{ protected： Base(){cout＜＜'A'；} Base(char c){cout＜＜c;) }; class Derived: public Base{ public： Derived(char c){cout＜＜c;) }； int main(){ Derived dl('B')； return 0； } 执行这个程序屏幕上将显示输出( )。A．BB．BAC．ABD．BB
有如下程序： #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; } 执行上面的程序将输出( )。A．xyB．yxC．xD．y
有如下程序:include using namespace std;class Base{private:char c;public:Base(ch 有如下程序:#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; }执行上面的程序将输出( )。A．xyB．yxC．xD．y
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
在下面横线上填上适当的语句,完成程序。include using namespace std; class Base { in 在下面横线上填上适当的语句，完成程序。include＜iostream＞using namespace std；class Base{int x；public：Base(int i){x＝i；}～Base(){})；class Derived：public Base{public：______//完成类Derive构造函数的定义};iht main(){Derived obj