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有如下程序:includeusing namespace std;Class TestClass{int a;public:TestClass(in

有如下程序: #include<iostream> using namespace std; Class TestClass {int a; public: TestClass(int x){a=x;} void show(){cout<<a;}}; class TestClass1:public TestClass {int b; public: TestClass1(int i):TestClass(i+1),b(i){} voi

A.5

B.1

C.0

D.2


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更多 “ 有如下程序:includeusing namespace std;Class TestClass{int a;public:TestClass(in 有如下程序: #include<iostream> using namespace std; Class TestClass {int a; public: TestClass(int x){a=x;} void show(){cout<<a;}}; class TestClass1:public TestClass {int b; public: TestClass1(int i):TestClass(i+1),b(i){} voiA.5B.1C.0D.2 ” 相关考题
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考题 有如下程序:includeusing namespace std;classTestClass{protected:TestClass(){cout 有如下程序: #include<iostream> using namespace std; classTestClass{ protected: TestClass(){cout<<'x';} TestClass(char c){cout<<c;} }; class TestClass1:public TestClass{ public: TestClass1(char C) {cout<<c;} }; int main(){ TestClass1 d1('y'); return 0; } 执行这个程序,屏幕上将显示输出( )。A.yB.yxC.xyD.yy