下列程序的执行结果是( )。 public class Test { public static void main(String args[]) { System.out.println(5/2); } }A.2.5B.2C.2.5D.2
下列程序的执行结果是( )。 public class Test { public static void main(String args[]) { System.out.println(5/2); } }
A.2.5
B.2
C.2.5
D.2
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下列程序的运行结果是【 】。 include class test { private: int num; public: tes 下列程序的运行结果是【 】。include <iostream. h>class test{private:int num;public:test()int TEST() {return num+100;}~test()};test::test(){num=0;}test::~test(){cout<<"Destructor is active"<<endl;}void main(){test x[3]cout<<x[1]. TEST()<<endl;}
以下程序的执行结果是______。 inelude class Sample { public: int x; int y; void 以下程序的执行结果是______。inelude<iostream.h>class Sample{public:int x;int y;void disp( ){cout<<"x="<<x<<",y="<<y<<endl;}};void main( ){int Sample::*pc;Sample s;pc=Sample::x;s.*pc=10;pc=Sample::y;s.*pc=20;s.disp( );}
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下列程序的运行结果是______。 include class test { private: int hum; public: tes 下列程序的运行结果是______。include<iostream.h>class test{private:int hum;public:test( );int TEST( ){return num+100;)~test( );};test::test( ){num=0;)test::~test( ){cout<<"Destructor is active"<<endl;)void main( ){test x[3];cout<<x[1].TEST( )<<endl;}
有如下程序: include using namespace std; class Test{ public: Tes 有如下程序: #include<iostream> using namespace std; class Test{ public: Test() {n+=2;} ~Test() {n-=3;} static int getNum(){return n;} private: static int n; }; int Test::n=1; int main() { Test*p=new Test; delete p; cout<<"n="<<Test::getNum()<<endl; return 0; } 执行后的输出结果是( )。A.n=0B.n=1C.n=2D.n=3
下列程序的运行结果是______。include class Base { public: void f(int x){cout 下列程序的运行结果是______。include<iostream.h>class Base{public:void f(int x){cout<<“Base:”<<x<<endl;});class Derived:public Base{public:void f(char*str){cout<<“Derived:”<<str<<endl;}};void main(void){Base*pd=ne
以下程序的执行结果是______。 include class base { public: virtual void who(){c 以下程序的执行结果是______。include<iostream.h>class base{public:virtual void who(){cout<<"base class"<<endl:}};class derrvel:public base{public:void who(){cout<<"derivel class"<<endl:}};class derive2;public base{public:void who() {cout<<"derive2 class"<<endl;}};void main(){base obj1,*P;derive1 obj2;derive2 obj3:p=obj1;p->who();p=obj2:p->who();p=obj3;p->who();}
有如下程序:include using namespace std;class Test{public:Test(){n+=2; }~Test(){ 有如下程序: #include <iostream> using namespace std; class Test { public: Test() {n+=2; } ~Test() {n-=3; } static int getNum() {return n; } private: static int n; }; int Test::n=1; int main() { Test* p=new Test; delete p; cout<<"n="<<Test::getNum()<<endl; return 0; } 执行该程序的输出结果是( )。A.n=0B.n=1C.n=2D.n=3
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