下列程序运行结果是 。 #include ...
下列程序运行结果是 。 #include <iostream.h> class A { public: A() { cout << "A"; } }; class B { public: B() { cout << "B"; } }; class C : public A { public: C() { cout << "C"; } private: B b; }; void main() { C obj; }
下列程序运行结果是 。 #include <iostream.h> class A { public: A() { cout << "A"; } }; class B { public: B() { cout << "B"; } }; class C : public A { public: C() { cout << "C"; } private: B b; }; void main() { C obj; }
A.5,2
B.7,11
C.11,23
D.9,23
A. gae
B.ang
C.program
D.有语法错
A、Person Student
B、Person Person
C、Student Student
D、Student Person
A.x=2,y=2
B.x=2,y=3
C.x=3,y=2
D.x=3,y=3
下列程序运行结果是 。 #include <iostream.h> class BASE{ char c; public: BASE(char n) { c=n; cout< <c;} }; derived:public base{ char c; public: derived(char n):base(n+1) {c="n;" void main() { derived deri('a');>
A.2004 9
B.9 2004
C.0 0
D.编译时出错
A.20049
B.92004
C.0
D.编译时出错
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