网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
下面程序段的输出结果是( )。 public class Test {public static void main(String args[]){ int[] a=new int[11]; int[] p=new int[4]; int k=5; for(int i= 1 ; i<= 10;i++) a[i]=i; for(int i=1 ; i<=3;i++) p[i]=a[i*i]; for(int i= 1 ;i<=3;i++) k=k+p[i]*2; System.out.println(k); }}
A.37
B.31
C.33
D.35
参考答案
更多 “ 下面程序段的输出结果是( )。 public class Test {public static void main(String args[]){ int[] a=new int[11]; int[] p=new int[4]; int k=5; for(int i= 1 ; i<= 10;i++) a[i]=i; for(int i=1 ; i<=3;i++) p[i]=a[i*i]; for(int i= 1 ;i<=3;i++) k=k+p[i]*2; System.out.println(k); }}A.37B.31C.33D.35 ” 相关考题
考题
程序的输出结果是【 】。 include using namespace std; class A{ int x; public: A(int
程序的输出结果是【 】。include <iostream>using namespace std;class A{int x;public:A(int x=1):x(x){cout<<x;}};void main(){A a,b(2),c(3);}
考题
下列程序的运行结果是【 】。 include class SomeClass { public: SomeClass(int va
下列程序的运行结果是【 】。include <iostream. h>class SomeClass{public:SomeClass(int value) { some_value=value;};void show_data(void) { cout<<data<<"<<~some_value<<endl; };static void set_data(int value) {data=value; }private:static int data;int some_value};int SomeClass::datavoid main(void){SomeClass my_class(1001),your_class(2002);your_class. set_data(4004);my_elass. show_data()}
考题
下面程序运行时输出结果为【】。 include include class Rect { public: Rec
下面程序运行时输出结果为【 】。include<iostream.h>include<malloc.h>class Rect{public:Rect(int1,int w)(length=1;width=w;)void Print(){cout<<"Area:"<<length *width<<endl;)void *operator new(size-t size){return malloc(size);}void operator delete(void *p){free(p)private:int length,width;};void main(){Rect*p;p=new Rect(5,4);p->Print();delete p;}
考题
下面程序的输出结果是【】。include using namespace std; class base { protected: int
下面程序的输出结果是【 】。include <iostream>using namespace std;class base{protected:int a;public:base(){cout<<"0":}};class basel: virtual public base{public:base1(){ cout<<"1";}};class base2 : virtual public base{public:base2(){cout<<"2";}};class derived : public base1,public base2{public:derived () {cout<<"3"; }}int main (){derived obj;cout<<end1;return 0;}
考题
下面程序段中的错误语句是 ______。 class M{ int i; public: void ~AA(int); AA *p; void AA(); void AA(int x){i=x;}; };A.AA *p;B.void ~AA(int);C.void AA(int);D.void AA(int x){i=x;};
考题
下面程序的输出结果是()。include using namespace std;class A {public:A( ) {cout
下面程序的输出结果是( )。 #include <iostream> using namespace std; class A { public: A( ) {cout<<"A";} } class B { public: B() {coat<<"B" ;} } class C: public A { public: B b; C() {cout<<"C";} } void mian(){ C c; }A.CBAB.ABCC.ACBD.BCA
考题
下面程序的结果是 include class test{private: int num; publi
下面程序的结果是 #include<iostream.h> class test{ private: int num; public: test( ); int getint( ) {return num;} ~test( );}; test::test( ) { num=0;} test::~test( ) { cout<<"Destructor is active"<<endl;} voidA.Exiting main Destructor is active Destructor is active Destructor is activeB.Exiting main Destructor is active Destructoris activeC.Exiting main Destructoris activeD.Exiting main
考题
阅读以下说明和Java程序,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Java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。部分接口、类及其关系如图5-1所示。
【Java代码】
interface?DrawCircle?{? //绘制圆形 public(1) ;}class?RedCircle?implements?DrawCircle?{? ?//绘制红色圆形???????public?void?drawCircle(int?radius,intx,?int?y)??{????????????System.out.println("Drawing?Circle[red,radius:"?+?radius?+",x:"?+?x?+?",y:"?+y+?"]");???????}}class?GreenCircle?implements?DrawCircle?{????//绘制绿色圆形??????public?void?drawCircle(int?radius,?int?x,int?y)?{???????????System.out.println("Drawing?Circle[green,radius:"?+radius+",x:?"?+x+?",y:?"?+y+?"]");??????}}abstract?class?Shape?{????//形状? protected? ? (2)???;? ? public?Shape(DrawCircle?drawCircle)?{? ?this.drawCircle=?drawCircle;? ? ? public?abstract?void?draw();}class?Circle?extends?Shape?{? //圆形? ?private?int?x,y,radius;? public?Circle(int?x,int?y,intradius,DrawCircle?drawCircle)?{? ?(3)???;? this.x?=?x;? ? ? this.y?=?y;? ?this.radius?=radius;? }? ? ?public?void?draw()?{? ? drawCircle.? ?(4)? ?;? ? ? }}public?class?DrawCircleMain?{? public?static?void?main(String[]?args)?{? Shape?redCircle=new?Circle(?100,100,10,? (5) );//绘制红色圆形? Shape?greenCircle=new?Circle(200,200,10,(6) );//绘制绿色圆形? ?redCircle.draw(); greenCircle.draw();? ?}}
考题
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;}
考题
14、下面程序段执行后的输出是 。 public class Array____Ex { public static void main(String[] args) { int[] a=new int[1]; modify(a); System.out.println("a[0]="+a[0]); } public static void modify(int[] a) { a[0]++; } }
热门标签
最新试卷