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时间:2020-09-07
《北邮信通C++上机实验 第七章.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、第七章实验题一.基础题1.#includeusingnamespacestd;classCSample{doublea;CSample(){a=2.5;};public:CSample(intval);~CSample();};2.#includeusingnamespacestd;classcube{public:cube();//构造函数~cube();//析构函数intvolume();//定义整形函数private:intheight,width,depth;//定义私有数据成员};cube::cube()
2、{height=100;depth=4;width=2;cout<<"Constructorcalled."<usin
3、gnamespacestd;classCCounter{intvalue;public:CCounter(){cout<<"CCounterConstructor1"<4、out<<"CExampleConstructor1"<5、Counter()-CExample(intval)-~CExample()-~CCounter()4.#includeusingnamespacestd;classPoint{protected:intx;public:intGetx(){returnx;}intY;voidinit(inta,intb){x=a;Y=b;}intGety(){returnY;}voidSetx(inta){x=a;}voidSety(intb){Y=b;}};voidmain(){PointA,B;A.init(25,27);B.init(29,36、1);cout<<"A.x="<usingnamespacestd;classbase{private:inti;staticintk;//定义静态变量kpublic:base(){i7、=0;k++;}//定义构造函数voidDisplay();};voidbase::Display(){k=k+10;i++;cout<<"i="<0){cout<<"It'sapositivenumber"<8、out<<"It'szero"<
4、out<<"CExampleConstructor1"<5、Counter()-CExample(intval)-~CExample()-~CCounter()4.#includeusingnamespacestd;classPoint{protected:intx;public:intGetx(){returnx;}intY;voidinit(inta,intb){x=a;Y=b;}intGety(){returnY;}voidSetx(inta){x=a;}voidSety(intb){Y=b;}};voidmain(){PointA,B;A.init(25,27);B.init(29,36、1);cout<<"A.x="<usingnamespacestd;classbase{private:inti;staticintk;//定义静态变量kpublic:base(){i7、=0;k++;}//定义构造函数voidDisplay();};voidbase::Display(){k=k+10;i++;cout<<"i="<0){cout<<"It'sapositivenumber"<8、out<<"It'szero"<
5、Counter()-CExample(intval)-~CExample()-~CCounter()4.#includeusingnamespacestd;classPoint{protected:intx;public:intGetx(){returnx;}intY;voidinit(inta,intb){x=a;Y=b;}intGety(){returnY;}voidSetx(inta){x=a;}voidSety(intb){Y=b;}};voidmain(){PointA,B;A.init(25,27);B.init(29,3
6、1);cout<<"A.x="<usingnamespacestd;classbase{private:inti;staticintk;//定义静态变量kpublic:base(){i
7、=0;k++;}//定义构造函数voidDisplay();};voidbase::Display(){k=k+10;i++;cout<<"i="<0){cout<<"It'sapositivenumber"<8、out<<"It'szero"<
8、out<<"It'szero"<
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