有以下程序:include using namespace std;int s=0;class sample{ static int n;publi 有以下程序: #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;A.2B.5C.7D.3
有以下程序:include using namespace std;int s=0;class sample{ static int n;publi
有以下程序: #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;
A.2
B.5
C.7
D.3
相关考题:
有以下程序: include using namespace std; constxntN=5; int fun(char*s,char a,int 有以下程序:include <iostream>using namespace std;const xnt N=5;int fun(char *s,char a,int n){int j;*s=a;j=n;while(a<s[j])j--;return j;}int main(){char s[N+1];int k;
有以下程序: include using namespace std; int f(int); int main() {int i;for(i=0; 有以下程序:include <iostream>using namespace std;int f(int);int main(){int i;for(i=0;i<5;i++)cout<<f(i)<<" ";return 0;}int f(int i){static int k=1;for(;i>0;i--)k+=i;
若有如下程序:includeusing namespace std;int s=O;class sample{static int n;publi 若有如下程序: #include<iostream> using namespace std; int s=O; 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
有以下程序 include include int fun(int n) {int * 有以下程序 #include <stdio.h> #include <stdlib.h> int fun(int n) {int *p; p=(int*)malloc(sizeof(int)); *p=n; return *p; } { int a; a=fun(10); printf("%d\n",a+fun(10)); } 程序的运行结果是______。A.0B.10C.20D.出错
有以下程序:include using namespace std;class sample{private:int n;public:sample 有以下程序: #include <iostream> using namespace std; class sample { private: int n; public: sample(){} sample(int m) { n=m; } void addvalue(int m) { sample s; s.n=n+m; *this=s; } void disp () { cout<<"n="<<n<<endl; } }; int main() { sample s (10); s.addvalue(5); s.disp(); return 0; } 程序运行后的输出结果是A.n=10B.n=5C.n=15D.n=20
有以下程序:includeusing namespace std;Class sample{private:int n;public:sample( 有以下程序: #include<iostream> using namespace std; Class sample { private: int n; public: sample(){} sample(int m) { n=m; } sample add(sample s1,samplc s2) { this-->n=s1.n+s2.n; return(*this); } void disp(A.n=10B.n=5C.n=20D.n=15
有以下程序:include using namespacestd;class sample{private:int n:public:sample 有以下程序: #include <iostream> using namespace std; class sample { private: int n: public: sample () {} sample(int m) { n=m; } sample add(sample s1, sample s2) this->n=s1.n+s2.n; return (*this); } void disp () { cout <<"n="<<n<<end1; } }; int main() sample s1(1)0,s2(5),s3; s3.add(s1,s2); s3.disp(); return 0; } 程序运行后,输出的结果是A.n=10B.n=5C.n=20D.n=15
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
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;}