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下面程序的结果是includeclass A{public: A(){cout<<"construtA"<
下面程序的结果是 #include＜iostream．h＞ class A { public： A(){cout＜＜"construtA" ＜＜endl；} virtual ～A() {cout ＜＜ "destructA" ＜＜endl；}}； class B：public A { }； class C：public A { }； class D：public B，public C { }; void main() { Dd；}
A．constructA
B．constructA
C．constmctA
D．constmctA destructA constructA constmctA constructA destructA constructA constructA destructA destructA constructA destructA dest
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更多 “ 下面程序的结果是includeclass A{public: A(){cout 下面程序的结果是 #include＜iostream．h＞ class A { public： A(){cout＜＜"construtA" ＜＜endl；} virtual ～A() {cout ＜＜ "destructA" ＜＜endl；}}； class B：public A { }； class C：public A { }； class D：public B，public C { }; void main() { Dd；}A．constructAB．constructAC．constmctAD．constmctA destructA constructA constmctA constructA destructA constructA constructA destructA destructA constructA destructA dest ” 相关考题
考题
下面程序的运行结果是 include class base{ protected: int a; public: base( ) {c
下面程序的运行结果是#include＜iostream.h＞class base{protected:int a;public:base( ) {cout ＜ ＜ "0";}};class base l: virtual base{public:base l ( ) {cout ＜ ＜"1";}};class base 2: virtual base{public:base2 ( ) {cout ＜ ＜"2";}};class derived: public base 1, public base2{public:derived( ) {cout ＜ ＜ "3";}};void main( ){derive obj;cout ＜ ＜ endl;}A．0123B．3120C．0312D．3012
考题
下面程序的执行结果是______。 include include using namespace std; vo
下面程序的执行结果是______。include＜iostream.h＞include＜iomanip.h＞using namespace std；void main(){cout＜＜setfill('x')＜＜setw(10)；cout＜＜"Hello"＜＜endl；}
考题
下面程序的结果是includeclass A{public:A( ){cout
下面程序的结果是 #include＜iostream.h＞ class A { public： A( ) {cout＜＜"construtA"＜＜endl；} virtual~A( ) {cout＜＜"destructA"＜＜endl；}}； class B：public A {}； class C：public A {}； cA．constructA destructAB．constructA constructA destructA destructAC．constructA constructA constructA destructA destructA destructAD．constructA onstructA constructA constructA destructA destructA destructA destructA
考题
下面程序的输出结果是includeclass A{public: A( ) {cout
下面程序的输出结果是 #include＜iostream.h＞ class A { public: A( ) {cout ＜ ＜ "construtA" ＜ ＜ endl;} Virtual~A( ) {cout ＜ ＜ "destructA" ＜ ＜ endl;}}; class B: public A { }; class C:public A { }; class D:public B,public C { }; void main( ) { D d;}A．constructAB．constructAC．constructAD．constructA destructA constructA constructA constructA destructA constructA constrnctA destructA destructA constructA destructA destructA destructA destrctA destructA destructA
考题
下列程序的运行结果是______。include class Base { public: void f(int x){cout
下列程序的运行结果是______。include＜iostream.h＞class Base{public：void f(int x){cout＜＜“Base：”＜＜x＜＜endl；})；class Derived：public Base{public：void f(char*str){cout＜＜“Derived：”＜＜str＜＜endl；}}；void main(void){Base*pd＝ne
考题
以下程序的执行结果是______。 include class base { public: virtual void who(){c
以下程序的执行结果是______。include＜iostream.h＞class base{public：virtual void who(){cout＜＜"base class"＜＜endl：}}；class derrvel:public base{public：void who(){cout＜＜"derivel class"＜＜endl：}};class derive2；public base{public：void who() {cout＜＜"derive2 class"＜＜endl；}}；void main(){base obj1，*P；derive1 obj2；derive2 obj3：p=obj1；p-＞who()；p=obj2：p-＞who()；p=obj3；p-＞who()；}
考题
下面程序输出的结果为 #include"iostream.h” class A ｛ public: A()｛cout＜＜"CLASSA"＜＜endl;｝ ～A() ｛｝ ｝; class B:public A ｛ public: B()｛cout＜＜"CLASS B"＜＜endl;｝ ～B()｛｝ ｝; void main() ｛ A*p; p＝new B;A．CLASS A CLASS B CLASS B CLASS BB．CLASS A CLASS B CLASS A CLASS BC．CLASS A CLASS B CLASS BD．CLASS A CLASS B
考题
下面程序的运行结果是()。includeusing namespace std;class A{public: virtual~A() {
下面程序的运行结果是( )。 #include＜iostream＞ using namespace std； class A { public： virtual～A() { cout＜＜"call A::～A()"＜＜endl;} }; class B:public A { char * p; public: B(int i) { p=new char[i];} ～B() { delete(p); cout＜＜"call B::～B()"; } }; void main() { A * a=new B(8); delete a; }A．call B::～B()call A::～A()B．call B::～B()C．call A::～A()D．call A::～A()call B::～B()
考题
以下程序的执行结果是______. include c1ass A { public: virtual void funl ()
以下程序的执行结果是______.include＜iostream.h＞c1ass A{public：virtual void funl () { cout＜＜"A fun1"＜＜endl；}virtual void fun2 () {cout＜＜"A fun2"＜＜endl;void fun3 () {cout＜＜" A fun 3 "＜＜endl：)void fun4 () {cout＜＜" A fun4 "＜＜endl：}
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