有如下程序: include using namespace std; class Sac{ int n; public: Sac():n(4){co 有如下程序:include<iostream>using namespace std;class Sac{int n;public:Sac():n(4){cout<<n;}Sac(int k):n(k){cout<<n;}~Sac(){cont<<n+n;}};int main(){Sac s1,*s2;s2=new Sac(3);delete s2;return 0;}运行时的输出结果是______。
有如下程序: include using namespace std; class Sac{ int n; public: Sac():n(4){co
有如下程序:
include<iostream>
using namespace std;
class Sac{
int n;
public:
Sac():n(4){cout<<n;}
Sac(int k):n(k){cout<<n;}
~Sac(){cont<<n+n;}
};
int main(){
Sac s1,*s2;
s2=new Sac(3);
delete s2;
return 0;
}
运行时的输出结果是______。
相关考题:
有如下程序:includeusing namespace std;Class Test{public:Test(){n+=2;}~Test(){n- 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;A.n=0B.n=1C.n=2D.n=3
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
有如下程序:includeUsing namespace std;Class Demo{public:Demo(){cout 有如下程序: #include<iostream.h> Using namespace std; Class Demo { public: Demo(){ cout<<“default constructor\n”;} Demo(const Demo x){ cont<<“copy constructor\n”;} }; Demo usercode(Demob){Demo c(b);return c;} int main() {A.1和1B.1和2C.2和3D.2和4
有如下程序: include using namespace std; class Pair{ int m, n; public: Pair(int 有如下程序:#include<iostream>using namespace std;class Pair{int m, n;public:Pair(int j, int k):m(j), n(k){}int get(){return m;}int get()const{return m+n;)};int main() {Pair a(3, 5);const Pair b(3, 5);cout<<a. get()<<b. get();return 0;}运行时的输出结果是( )。A) 33B) 38C) 83D) 88A.B.C.D.
有如下程序:includeincludeusing namespace std;class BASE{char c;public 有如下程序: #include<iostream>#include<iosream> using namespace std; class BASE{ char c; public; BASE(char n):c(n){} virtual ~ BASE(){cout<<c;} }; class DERIVED; public BASE{ char c; public: DERIVED (char n): BASE (n+1)A.XYB.YXC.XD.Y
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;class Base{private:charc;public:Base(cha 有如下程序:#include <iostream>using namespace std;class Base{private: char c;public: Base(char n) :c(n){} ~Base() { cout<<c; } };class Derived: public Base{private: char c; public: Derived(char n):Base(n+1),c(n) {} ~Derived() { cout<<c; }};int main (){ Derived obj ('x'); return 0;}执行上面的程序净输出A.xyB.yxC.xD.y
有下列程序:includeusing namespace Std;class Test{public:Test(){n+=2;}~Test(){n- 有下列程序: #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()A.n=0B.n=lC.n=2D.n=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;}