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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.B
B.BA
C.AB
D.BB
参考答案
更多 “ 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 ” 相关考题
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下面程序的运行结果是()。includeclass base{protected:int a;public:base(){cout
下面程序的运行结果是( )。 #include<iostream.h> class base{ protected: int a; public: base(){cout<<“0”;} }; Class basel:Virtual base{ public: basel(){cout<<“1”;} }; Class base2:virtual base{ public: base2(){cout<<“2”;)A.0123B.3120C.0312D.3012
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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
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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
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下面程序的输出结果是【】。include using namespace std; class base { protected: int
下面程序的输出结果是【 】。include <iostream>using namespace std;class base{protected:int a;public:base(){cout<<"0":}};class basel: virtual public base{public:base1(){ cout<<"1";}};class base2 : virtual public base{public:base2(){cout<<"2";}};class derived : public base1,public base2{public:derived () {cout<<"3"; }}int main (){derived obj;cout<<end1;return 0;}
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下面程序的运行结果是includeclass base{protected:int a;public:base( ){cout
下面程序的运行结果是 #include<iostream.h> class base{ protected: int a; public: base( ){cout<<"0";} }; class basel:virtual base { public: base1( ){cout<<"1";} }; class base2:virtual base{ public:A.123B.3120C.312D.3012
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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.XYB.YXC.XD.Y
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有如下程序:include using namespace std;Class x{protected: int a;public: x() {a=
有如下程序: #include <iostream> using namespace std; Class x { protected: int a; public: x() { a=1; } }; class x1 : virtual public x { public: x1() { a+=1; cout<<A.1B.123C.242D.244
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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
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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
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