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题目内容 (请给出正确答案)
若有以下程序: include using namespace std; class TestClass 1 { public: TestClass

若有以下程序:

include<iostream>

using namespace std;

class TestClass 1

{

public:

TestClass1()

{

X=0;

}

int x;

};

class TestClass2:virtual public TestClass1

{

public:

TestClass2()

{

x=10;

}

};

class TestClass3:virtual public TestClass 1

{

public:

TestClass3()

{

x=20;

}

};

class TestClass4:public TestClass2, protected TestClass3

{ };

int main()

{

TestClass4 obj;

cout<<obj.x<<end1;

return 0:

}

该程序运行后的输出结果是______。


参考答案

更多 “ 若有以下程序: include using namespace std; class TestClass 1 { public: TestClass 若有以下程序:include<iostream>using namespace std;class TestClass 1{public:TestClass1(){X=0;}int x;};class TestClass2:virtual public TestClass1{public:TestClass2(){x=10;}};class TestClass3:virtual public TestClass 1{public:TestClass3(){x=20;}};class TestClass4:public TestClass2, protected TestClass3{ };int main(){TestClass4 obj;cout<<obj.x<<end1;return 0:}该程序运行后的输出结果是______。 ” 相关考题
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