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下列程序执行结果是()。includeclass A{public:int a;A():a(10){cout<
下列程序执行结果是( )。 #include<iostream.h> class A {public: int a; A():a(10){cout<<a<<endl;} }; void main() { A obj1; A obj2(obj1); cout<<""((obj2.a<<endl; )
A.10 10
B.编译错误缺少拷贝构造函数
C.10随机数
D.随机数随机数
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下列程序执行结果是 include class A { public: int a; A( ):a(10){tout
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