考题
有如下程序: include using namespace std; class TestClass{ int k; public: TestCla
有如下程序:include<iostream>using namespace std;class TestClass{int k;public:TestClass(int x=1):k(x){}~TestClass O{cout<<k;}};int main(){TestClass a[]={TestClass(3),TestClass(3),TestClass(3)};TestClass *p=new TestClass[2];delete []p;return ():}这个程序的输出结果是______。
考题
有下列程序,在横线添加;includeusing namespace std;class TestClass{public:TestCla
有下列程序,在横线添加; #include<iostream> using namespace std; class TestClass { public: TestClass (int n){number=n;} ______//拷贝构造函数 ~TestClass(){} private: int number; }; TestClass fun(TestClass p) { TestClass temp(P); return temp; } int main() { TestClsss obj1(10),obj2(0); TestClass obj3(obj1); obj2=fun(obj3); return 0; }A.TestClass(TestClass other){number=other.number;}B.TestClass(TestClass other){number=other.number;}C.TestClass(TestClass other){number;}D.TestClass(other){number=other.number;}
考题
有如下程序:includeusing namespqce Std;class TestClass{private;Char C;public;Tes
有如下程序: #include<iostream> using namespqce Std; class TestClass { private; Char C; public; TestClass(char n):c(n){} ~TestClass() { cout<<c; }; class TestClassl:public TestClass { private: Char C; public:A.xyB.yxC.xD.y
考题
有下列程序:include using namespace std; class TestClass1 { public: TestClass1(){
有下列程序:include<iostream>using namespace std;class TestClass1{public:TestClass1(){cout<<"A";}};class TestClass2<public:TestClass2(){cout<<"B";}};class TestClass3:public TestClass1{TestClass2 b;
考题
有如下程序:includeusing namespace std;class TestClass{private;char c;public;Tes
有如下程序: #include<iostream> using namespace std; class TestClass { private; char c; public; TestClass (char n):c(n){} ~TestClass () { cout<<c; } }; class TestClass1:public TestClass { Private: char c; public: TestClass1(char n):TestClass (n+1),c(n){} ~TestClass1() { cout<<c; } }; int main() { TestClass1 obj('x'); return 0; } 执行上面的程序输出( )。A.xyB.yxC.xD.y
考题
有下列程序:includeusing namespace std;c1ass TestClass{private;char c;public:Tes
有下列程序: #include<iostream> using namespace std; c1ass TestClass { private; char c; public: TestClass(char n):c(n){} ~TeStClass() { cout<<c } }; class TestClass1:public TestClass {A.xyB.yxC.xD.y
考题
有下列程序:includeusing namespace std;class TestClass{protected:TestClass(){cou
有下列程序: #include<iostream> using namespace std; class TestClass{ protected: TestClass(){cout<<'x';} TestClass(char c){cout<<c;} }; class TestClassl:public TestClass{ public: TestClassl(char c){cout<<c;}A.yB.yxC.xyD.yy
考题
有下列程序:includeusing namespace std;class TestClass{int a;public:TestClass(in
有下列程序: #include<iostream> using namespace std; class TestClass { int a; public: TestClass(int x)<a=x;} void show(){cout<<a;} }; class TestClass1:publicTestClass { int b; public: TestClaA.5B.1C.0D.2
考题
下列程序的输出结果为2,横线处应添加语句()。includeusing namespace std;{public:___
下列程序的输出结果为2,横线处应添加语句( )。 #include<iostream> using namespace std; { public: ______void fun(){cout<<1;} }; class TestClass2:public TestClass1 { public:void fun(){cout<<2;) }; int main() { TestClass1 *p=new TestClass2; p->fun(); delete p; Teturn 0; }A.publicB.privateC.virtualD.protected