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以下程序的执行结果是()。includeclass TestClass2{public:TestClass2 (){};TestCla

以下程序的执行结果是( )。 #include<iostream.h> class TestClass2 { public: TestClass2 (){}; TestClass2(int i,int j); void printb(); private: int a,b; }; class TestClass1 { public: TestClass1(){} TestClass1(int i,int j); void printa(); private: TestClass2 c; }; TestClassl::TestClass1(int i,int j):c(i,j) {} void TestClass1::printa() { c.printb(); } TestClass2::TestClass2(int i,int j) { a=i: b=j; } void TestClass2::printb() { cout<<"a="<<a<<","<<"b="<<b<<endl; } void main() { TestClass1 m(7,9); m.prints(); }

A.a=7,b=8

B.a=8,b=7

C.a=7,b=9

D.a=8,b=9


参考答案

更多 “ 以下程序的执行结果是()。includeclass TestClass2{public:TestClass2 (){};TestCla 以下程序的执行结果是( )。 #include<iostream.h> class TestClass2 { public: TestClass2 (){}; TestClass2(int i,int j); void printb(); private: int a,b; }; class TestClass1 { public: TestClass1(){} TestClass1(int i,int j); void printa(); private: TestClass2 c; }; TestClassl::TestClass1(int i,int j):c(i,j) {} void TestClass1::printa() { c.printb(); } TestClass2::TestClass2(int i,int j) { a=i: b=j; } void TestClass2::printb() { cout<<"a="<<a<<","<<"b="<<b<<endl; } void main() { TestClass1 m(7,9); m.prints(); }A.a=7,b=8B.a=8,b=7C.a=7,b=9D.a=8,b=9 ” 相关考题
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