有如下程序:include using namespace std;int s=0;class sample { static int n;publ 有如下程序: #include <iostream> using namespace std; int s=0; class sample { static int n; public: sample(int i) { n=i; } static void add() { s+=n; } };A.2B.5C.7D.3
有如下程序:include using namespace std;int s=0;class sample { static int n;publ
有如下程序: #include <iostream> using namespace std; int s=0; class sample { static int n; public: sample(int i) { n=i; } static void add() { s+=n; } };
A.2
B.5
C.7
D.3
相关考题:
若有如下程序:includeusing namespaces std;int s=0;class sample{ static int n;pub 若有如下程序: #include<iostream> using namespaces std; int s=0; class sample { static int n; public: sample(int i) { n=i; } static void add() { s+=n; } ); int sample::s=0; int main() { sample a(2),b(5); sample::add(); cout<<s<<endl; return 0; } 程序运行后的输出结果是A.2B.5C.7D.3
若有如下程序:include using namespaces std;int s=0;class sample{static int n;pub 若有如下程序:#include <iostream>using namespaces std;int s=0;class sample{static int n;public:sample(int i){ n=i;}static void add(){ s+=n;}};int sample:: n=0;int main(){sample a(2),b(5);sample:: add();cout<<s<<end1;return 0;}程序运行后的输出结果是( )。A.2B.5C.7D.3
如下程序的输出结果是includevoid fun(int x=y;y=t;}int main(){in 如下程序的输出结果是 #include<iostream> void fun(int & X,inty){intt=x;x=y;y=t;} int main( ){ int a[2]={23,42}; fun(a[1],a[0]); std::cout<<a[0]<<","<<a[1]<<std::endl; return 0; }A.42,42B.23,23C.23,42D.42,23
若有如下程序:includeusing namespaces std;int s=0;class sample,{ static int n;pu 若有如下程序: #include <iostream> using namespaces std; int s=0; class sample, { static int n; public: sample(int i) { n=i; } static void add() { s+=n; } }; int sample::s=0; int main() { sample a(2),b(5); sample::add(); cout<<s<<end1; return 0; } 程序运行后的输出结果是( )。A.2B.5C.7D.3
有如下程序:includeusing namespace std;int s=0;class sample{ static int n;public 有如下程序: #include<iostream> using namespace std; int s=0; class sample { static int n; public: sample(int i) { n=i; } static void add() { s+=n; } }; int sample::s=0; int main() { sample a(2),b(5); sample::add(); cout<<s<<endl; return 0; } 程序运行后的输出结果是A.2B.5C.7D.3
若有如下程序:includeusing namespace std;int s=0;class sample{static int n;pubic 若有如下程序: #include<iostream> using namespace std; int s=0; class sample { static int n; pubic: sample(int i) { n=i; } static void add() { S+=n; } }; int sample::n=O; int main() { sample a(2),b(5); sample::add(); cout<<s<<endl; return 0; } 程序运行后的输出结果是( )。A.2B.5C.7D.3
若有如下程序:includeusing namespace std;int s=0;class sample{static int n;publi 若有如下程序: #include<iostream> using namespace std; int s=0; class sample { static int n; public: sample(int i) { n=i; } static void add() { S+=n; } }; int sample::n=0; int main() { sample a(2),b(5); sample::add(); cout<<s<<endl; return 0; } 程序运行后的输出结果是( )。A.2B.5C.7D.3
若有如下程序:include using namespaces std;int s=0;class sample {static iht n;pu 若有如下程序: #include <iostream> using namespaces std; int s=0; class sample { static iht n; public: sample(int i) { n=i; } static void add() { s+=n; } }; int sample::s=0; int main() { sample a(2),b(5); sample::add(); cout<<s<<endl; return 0; } 程序运行后的输出结果是A.2B.5C.7D.3
阅读下列说明和C++代码,填写程序中的空(1)~(6),将解答写入答题纸的对应栏内。【说明】以下C++代码实现一个简单绘图工具,绘制不同形状以及不同颜色的图形。部分类及其关系如图6-1所示。【C++代码】#include?#include?using?namespace?std;class?DrawCircle?{??????//绘制圆形,抽象类? ? ? public: (1);//定义参数为?int?radius,?int?x,?inty? ?virtual~DrawCircle()?{?}};class?RedCircle:public?DrawCircle?{????//绘制红色圆形? ? ? ? public: void?drawCircle(intradius,?int?x,?int?y)?{cout??drawCircle?=?drawCircle;? }? ?virtual~shape()?{?}? public:? ?virtual?void?draw()?=?0;};class?Circle:public?Shape?{????//圆形? ? private:? ? ?int?x,y,radius;? ? public:? Circle(int?x,inty,int?radius,DrawCircle?*drawCircle)? (3)? {? this->x?=?x;? ?this->y?=?y;? ? this->radius?=?radius; }? ? ? public:? void?draw(){? drawCircle?-> (4); }};int?main(){Shape?*redCirclenew?Circle(100,100,10,????(5)????);//绘制红色圆形? Shape?*greenCircle=new?Circle(100,100,10, (6)??);//绘制绿色圆形redCircle >draw();? ?greenCircle?->draw();? ?return?0;}