山東科技大學(xué)面向?qū)ο蟪绦蛟O(shè)計(jì)c++答案

1、Problem A:平面上的點(diǎn)oint類Point p(a, b);(IV)Description在數(shù)學(xué)上，平面直角坐標(biāo)系上的點(diǎn)用X軸和Y#includep.show();p.showCounter();軸上的兩個(gè)坐標(biāo)值唯一確定。現(xiàn)在我們封裝一#include個(gè)“Point類來實(shí)現(xiàn)平面上的點(diǎn)的操作。using namespace std;q.showSumOfPoint();根據(jù)“append.cc”，完成Point類的構(gòu)造方法和class PointPoint q1(q), q2(1);show()、showCounter()、showSumOfPoint()方private:Point:s

2、howCounter();法；實(shí)現(xiàn)showPoint()函數(shù)。double x_,y_;showPoint(q1, q2, q);接口描述：static int sum,num;Point:showSumOfPoint();showPoint()函數(shù):按輸出格式輸出Point對(duì)象，public:調(diào)用Point:show()方法實(shí)現(xiàn)。Point:show()方法：按輸出格式輸出Point對(duì)象。Point():x_(0),y_(0)num+;sum+;Problem A:復(fù)數(shù)類的構(gòu)造、析構(gòu)和輸出Point:showCounter ()方法：按格式輸出當(dāng)前程Description序中Point對(duì)象的

3、計(jì)數(shù)。Point(double封裝一個(gè)復(fù)數(shù)類CPLX，用來處理復(fù)數(shù)功能和運(yùn)Point:showSumOfPoint ()方法：按格式輸出程xx):x_(xx),y_(1)num+;sum+;算，支持以下操作：序運(yùn)行至當(dāng)前存在過的Point對(duì)象總數(shù)。Point(doublexx,double1. CPLX:CPLX(double, double)構(gòu)造：參數(shù)為實(shí)部、Inputyy):x_(xx),y_(yy)num+;sum+;虛部，用傳入的參數(shù)初始化對(duì)象，產(chǎn)生一行以輸入多行，每行為一組坐標(biāo)“x,y”，表示點(diǎn)的xPoint(const“CREATE()”開始的輸出，并輸出復(fù)數(shù)的實(shí)部和坐標(biāo)和y坐標(biāo)，

4、x和y的值都在double數(shù)據(jù)范Point&p)x_=p.x_;y_=p.y_;num+虛部；圍內(nèi)。;sum+;2. CPLX:CPLX()析構(gòu)：產(chǎn)生一行以“RELEASE?！監(jiān)utputPoint()num-;開始的輸出，并輸出復(fù)數(shù)的實(shí)部和虛部；對(duì)每個(gè)Point對(duì)象，調(diào)用show()方法輸出其值，void3. CPLX:print()：產(chǎn)生一行以“PRINT()”開始的輸或者用showPoint()函數(shù)來輸出(通過參數(shù)傳入show()coutsetprecision(16)出，并以格式(a, bi)”的形式輸出復(fù)數(shù)；的)Point對(duì)象的值：X坐標(biāo)在前，Y坐標(biāo)在Point:(x_,后，Y坐標(biāo)前

5、面多輸出一個(gè)空格。每個(gè)坐標(biāo)的y_)endl;輸出精度為最長(zhǎng)16位。調(diào)用用showCounter()staticvoid你設(shè)計(jì)一個(gè)CPLX類，使得main()函數(shù)能夠運(yùn)方法和showSumOfPoint()輸出Point對(duì)象的計(jì)showCounter()coutsetprecisio行并得到正確的輸出。調(diào)用格式見append.cc數(shù)統(tǒng)計(jì)，輸出格式見sampleon(16)Current : numInputC語言的輸入輸出被禁用。points.endl;staticvoid輸入的第一個(gè)整數(shù)n，表示用n組測(cè)試樣例。每組測(cè)試輸入兩個(gè)實(shí)數(shù)，分別為實(shí)部和虛部。Sample InputshowSumOfP

6、oint()coutsetprecOutput1,2ision(16)In total : sum每組測(cè)試數(shù)據(jù)對(duì)應(yīng)一組輸出，兩組輸出之間用3,3points.acb)=In total : 6 points.CREATE(): 10 0PRINT(): (10, 0i)endl;CREATE(): 0 0RELEASE(): 10 0 Complex real part is 10, imaginary part is 0.RELEASE(): 10 0CREATE(): 0 100Problem B:復(fù)數(shù)類的成員訪問PRINT(): (0, 100i)DescriptionCREATE():

7、 0 0RELEASE(): 0 100封裝一個(gè)復(fù)數(shù)類CPLX,用來處理Complex real part is 0, imaginary part is 100.復(fù)數(shù)功能和運(yùn)算，支持以下操作：RELEASE(): 0 100CREATE(): 1 -11. CPLX:CPLX()構(gòu)造：初始化一個(gè)PRINT(): (1, -1i)實(shí)部、虛部均為0的復(fù)數(shù)，產(chǎn)生CREATE(): 0 0RELEASE(): 1 -1一行以CREATE?！遍_始的輸出，Complex real part is 1, imaginary part is -1.并輸出復(fù)數(shù)的實(shí)部和虛部；RELEASE(): 1 -1CRE

8、ATE(): -7 -72. CPLX:CPLX()析構(gòu)：產(chǎn)生一行PRINT(): (-7, -7i)以“RELEASE?！遍_始的輸出，并輸CREATE(): 0 0RELEASE(): -7 -7出復(fù)數(shù)的實(shí)部和虛部；Complex real part is -7, imaginary part is -7.#includeCPLX:real()：返回實(shí)部；CPLX:imag()：返回虛部。CPLX:real(double):傳參修改RELEASE(): -7 -7 #include實(shí)部；#includeusing namespace std;CPLX:imag(double):傳參修改#in

9、cludeclass CPLX虛部；using namespace std;private:class CPLXdouble x,y;private:public :你設(shè)計(jì)一個(gè)CPLX類，使得main()double x,y;CPLX(double xx,double yy)函數(shù)能夠運(yùn)行并得到正確的輸public :x=xx;y=yy;出。調(diào)用格式見append.ccCPLX(doublexx=0,doublecoutCREATE(): xyx=xx;this-y=yy;coutRELEASE(): xyendl; 組測(cè)試樣例。每組測(cè)試輸入兩個(gè)coutCREATE(): xyendl;void

10、 print()實(shí)數(shù)，分別為實(shí)部和虛部。CPLX()coutPRINT():(x,OutputcoutRELEASE(): xyendl;yi) cases;52 3double imag()return y;for(int i = 1; i a b;-7 -7;coutSample OutputCPLX& CPLX:real(double xx) x=xx;return *this;CREATE(): 0 0CPLX cplx(a, b);Complex real part is 2, imaginarycplx.print();part is 3.CPLX& CPLX:imag(doubl

11、e yy)RELEASE(): 2 3y=yy;cout = cases;上的點(diǎn)的坐標(biāo)(x,y)； m為3時(shí)后voidshowPoint()cout3DPointfor(int i = 1; i = cases; +i)面有3個(gè)浮點(diǎn)數(shù)x、y、z，表示(x,y,zT a b;每組測(cè)試數(shù)據(jù)對(duì)應(yīng)一行輸出。int main()cout若輸入為平面上的點(diǎn)，則輸出：=cases;CPLX cplx;若輸入為3維的點(diǎn)，則輸出：“3Dfor(int i = 1; i = cases; i+)cplx.real(a);Point (x,y,y)”，x、y 和 z 為輸入的cplx.imag(b);坐標(biāo)值。dou

12、ble x, y, z;cout Complex real part is Sample Inputint point_type;cplx.real() , imaginary part is point_type;. endl;3 1 2 3if(point_type = 2)3 0 0 0cout = xy;endl;3 -1 -1 -1Point p(x, y);)2 0 0p.showPoint();Problem A:立體空間中的點(diǎn)(I)Sample OutputDescription3D Point (1,2,3)if(point_type = 3)設(shè)計(jì)一個(gè)平面上的點(diǎn)Point類和

13、3維的點(diǎn)3D Point (0,0,0)Point_3D類，滿足Point_3D類繼承自Point類，2D Point (-1,1)cinxyz;用于讀取輸入的數(shù)據(jù)，輸出所構(gòu)造的兩種點(diǎn)的3D Point (-1,-1,-1)Point_3D p(x, y, z);坐標(biāo)。2D Point (0,0)p.showPoint();設(shè)計(jì)Point類需支持一下操作：Point:Point()無參構(gòu)造。#includePoint:Point(double,double)兩個(gè)坐標(biāo)參數(shù)構(gòu)造。using namespace std;Point:showPoint()按格式輸出 Point 對(duì)象class Poi

14、nt設(shè)計(jì)Point_3D類需支持一下操作：protected:Problem A:立體空間中的點(diǎn)(IIPoint_3D:Point_3D()無參構(gòu)造。int x,y;DescriptionPoint_3D:Point_3D(double,double,double)三個(gè)public:設(shè)計(jì)一個(gè)平面上的點(diǎn) Point 類和 3 維的點(diǎn)坐標(biāo)參數(shù)構(gòu)造。Point():x(0),y(0)Point_3D類，滿足Point_3D類繼承自Point類，Point_3D:showPoint()按格式輸出 Point_3D 對(duì)Point(doublex1,double用于讀取輸入的數(shù)據(jù)，輸出所構(gòu)造的兩種點(diǎn)的象。

15、y1):x(x1),y(y1)坐標(biāo)。并統(tǒng)計(jì)輸入的兩種點(diǎn)的個(gè)數(shù)。void showPoint()cout2D設(shè)計(jì)Point類需支持一下操作：PointPoint:Point()無參構(gòu)造。你設(shè)計(jì)Point類和Point_3D類，使得main()函(x,yTendl;Point:Point(double,double)兩個(gè)坐標(biāo)參數(shù)構(gòu)造。數(shù)能夠正確運(yùn)行。;Point:x()返回x坐標(biāo)函數(shù)調(diào)用格式見append.ccoclassPoint_3D:publicPoint:y()返回y坐標(biāo)append.cc中巳給出main()函數(shù)。Point /Point_3D 從 Point 中派Point:x(int)

16、修改x坐標(biāo)并返回Input生Point:y(int)修改y坐標(biāo)并返回Point:showPoint()按格式輸出 Point 對(duì)象Sample Output構(gòu)造函數(shù)初始化列表Point:showNumber()返回Point對(duì)象總數(shù)的靜Invariable test output :int z()return Z;態(tài)函數(shù)3D Point (-100,0,100)int z(int zz)return Z;設(shè)計(jì)Point_3D類需支持一下操作：Point (0,100,100)voidshowPoint()cout3DPointPoint_3D:Point_3D()無參構(gòu)造。(X,Y,Z)end

17、l;Point_3D:Point_3D(double,double,double)三個(gè)Test data output :void setPoint(double xx,double yy,double坐標(biāo)參數(shù)構(gòu)造。3D Point (1,2,3)zz)X=xx;Y=yy;Z=zz;Point_3D:z()返回 z 坐標(biāo)。3D Point (0,0,0)static int showNumber()return m;Point_3D:z(int)修改z坐標(biāo)并返回。2D Point (-1,1);Point_3D:showPoint()按格式輸出 Point_3D 對(duì)3D Point (-1,-

18、1,-1)int Point:n=0;象。2D Point (0,0)int Point:m=0;Point_3D:setPoint(double,double,double)根據(jù)Number of 2D Points : 2三個(gè)坐標(biāo)參數(shù)修改Point_3D對(duì)象的坐標(biāo)。Number of 3D Points : 3Point_3D:showNumber()返回 Point_3D 對(duì)象總int main()數(shù)的靜態(tài)函數(shù)。#includeusing namespace std;coutInvariable test output :endl;class PointPoint_3D p3d;你設(shè)計(jì)P

19、oint類和Point_3D類，使得main()函protected:p3d.setPoint(-100, 0, 100);數(shù)能夠正確運(yùn)行。int X,Y;p3d.showPoint();函數(shù)調(diào)用格式見append.ccostatic int n;p3d.x(0);append.cc中巳給出main()函數(shù)。static int m; /n,m 被初始化為p3d.y(100);Input0coutPoint輸入的第一個(gè)整數(shù)n,表示有n組測(cè)試數(shù)據(jù)，public:(p3d.x(),“p3d.y(),“p3d.z()“后面的輸入每行為一組測(cè)試數(shù)據(jù)。每組測(cè)試數(shù)Point():X(0),Y(0)n+;/

20、 無endl;據(jù)的第一行是一個(gè)整數(shù)m,m有兩種取值：2、參構(gòu)造coutnTest data output :cases;3個(gè)浮點(diǎn)數(shù)x、y、z,表示一個(gè)3維的點(diǎn)的坐標(biāo)int x()return X;for(int i = 1; i point_type;data output :”之后為測(cè)試數(shù)據(jù)對(duì)應(yīng)的輸出：n;if(point_type = 2)每組測(cè)試數(shù)據(jù)對(duì)應(yīng)一行輸出。void showPoint()coutxy;x和y為輸入的坐標(biāo)值。(X,YTxyz;5int Z;Point_3D p(x, y, z);3 1 2 3public:p.showPoint();3 0 0 0Point_3D(

21、):Z(0)m+;2 -1 1Point_3D(doublexx,double3 -1 -1 -1yy,doublecoutNumber of 2D Points :2 0 0zz):Point(xx,yy),Z(zz)m+; /Point:showNumber()-Point_3D:showNumber()endl;classDerived:publicSample InputcoutNumber of 3D Points :Base/Derived 從 Base 中Jerry mPoint_3D:showNumber() - 1endl;派生Jemmy f)public:Tom mint

22、b;Droopy mProblem B:還會(huì)用繼承嗎？Derived(intSample OutputDescriptiont):Base(t)coutDerived=我叫Jerry，是一只男老鼠，我的叫聲是：吱吱定義一個(gè)Base類，包括1個(gè)int類型的屬性，b is created.endl;吱！以及滿足輸出格式要求的構(gòu)造函數(shù)、拷貝構(gòu)造Derived()coutDerived我叫Jemmy，是一只女老鼠，我的叫聲是：吱函數(shù)和析構(gòu)函數(shù)。=b is erased.endl;吱吱！定義Base類的子類Derived，包括1個(gè)int類析構(gòu)函數(shù)我叫Tom，是一只男貓，我的叫聲是：喵喵喵！型的屬性， 以

23、及滿足輸出格式要求的構(gòu)造函Derived(const Derived&我叫Droopy，是一條男狗，我的叫聲是：汪汪數(shù)、拷貝構(gòu)造函數(shù)和析構(gòu)函數(shù)。d):Base(d),b(d.b)coutDerive汪！Inputd = b is copied.endl;#include第1行N0表示測(cè)試用例個(gè)數(shù)。Derived(intx,intusing namespace std;每個(gè)測(cè)試包括2個(gè)int類型的整數(shù)。y):Base(x),b(y)coutDerived =class AnimalOutput“b is created.cases;public AnimalBase = 10 is copied

24、.for (int i = 0; i data1data2;char sex;Base = 10 is copied.Base base1(data1),Mouse(stringn,charDerived = 20 is copied.base2(base1);m)name=n;sex=m;if(sex=m) cout我叫Derived = 20 is ”，是一只男老鼠，；else coutBase = 10 is erased.Derived derived1(data1,我叫name，是一只女老鼠，;Derived = 20 is erased.data2), der

25、ived2(derived1);void cry()cout我的叫聲是：吱吱吱！Base = 10 is erased.endl;Base = 10 is erased.;分號(hào)必不可少Base = 10 is erased.Problem A:動(dòng)物類抽象類class Dog:Descriptionpublic Animal#include每種動(dòng)物都有自己的叫聲，如狗public:using namespace std;的叫聲是汪汪汪，貓的叫聲是string name;class Base喵喵喵，老鼠的叫聲是吱吱吱。char sex;public:構(gòu)造類 Animal，Dog，Cat，Mouse

26、，Dog(stringn,charint a;他們都有成員數(shù)據(jù)name和sex，m)name=n;sex=m;if(sex=m) cout我叫Base(int t):a(t)coutBase = a is表示名字和性別。一個(gè)成員函數(shù)name，是一條男狗，；else cout我created.endl;拷貝構(gòu)造函數(shù)cry()，輸出他們的叫聲，在main叫name”，是一條女狗，;Base()coutBase =a is函數(shù)中采用多態(tài)性調(diào)用他們。void cry()cout我的叫聲是：汪汪汪！erased.endl;析構(gòu)函數(shù)Inputendl;Base(const Base& b)a=b.a;co

27、utBase =動(dòng)物的姓名和性別; /分號(hào)必小可少a is copied.endl;Outputclass Cat:;動(dòng)物的信息public Animalpublic:坐標(biāo)和y坐標(biāo)，x和y的值都在(setprecision(16)x_,string name;double數(shù)據(jù)范圍內(nèi)。setprecision(16)y_)ischar sex;Outputcreated.endl;Cat(stringn,char輸出每個(gè)Point對(duì)象的構(gòu)造和析m)(name=n;sex=m;if(sex=m) cout我 叫構(gòu)行為。對(duì)每個(gè)Point對(duì)象，調(diào)Point(double xx=0)name，是一只男貓

28、，；else cout我用show()方法輸出其值：X坐標(biāo)叫name，是一只女貓，;在前，Y坐標(biāo)在后，Y坐標(biāo)前面x_=y_=xx;void cry()(cout我的叫聲是：喵喵喵！多輸出一個(gè)空格。每個(gè)坐標(biāo)的輸coutPointendl;出精度為最長(zhǎng)16位。輸出格式(setprecision(16)x_,;分號(hào)必不可少見 sample。C語言的輸入輸出被禁用。setprecision(16)y_)iscreated.endl;int main( )Sample Input(1,2void show()string nam;3,3char s;2,1coutnams;Sample Output(s

29、etprecision(16)x_,Animal *p;Point : (0, 0) is created.setprecision(16)y_)cry();Point : (1, 2) is erased.Point(Point &p)cinnams;Point : (3, 3) is created.Mouse m2(nam, s);Point : (3, 3)x_=p.x_;y_=p.y_;p=&m2;Point : (3, 3) is erased.coutcry();Point : (2, 1) is created.(setprecision(16)x_nams;Point : (

30、2, 1)setprecision(16)y_)isCat c1(nam, s);Point : (2, 1) is erased.copied.cry();Point : (1, 1) is created.Point();cinnams;Point : (0, 0);Dog d1(nam, s);Point : (1, 1)Point:Point()p=&d1;Point : (0, 0)p-cry();Point : (1, 1) is erased.coutPointreturn 0;Point : (0, 0) is erased.(setprecision(16)x_,Point

31、: (0, 0) is erased.setprecision(16)y_)iserased.“endl;Problem B:平面上的點(diǎn)oint類(II)#include;Description#includeint main()在數(shù)學(xué)上，平面直角坐標(biāo)系上的點(diǎn)用X軸和Yusing namespace std;軸上的兩個(gè)坐標(biāo)值唯一確定。現(xiàn)在我們封裝一class Point char c;個(gè)“Point類來實(shí)現(xiàn)平面上的點(diǎn)的操作。private:double a, b;根據(jù)“append.cc”，完成Point類的構(gòu)造方法和double x_,y_;Point q;show()方法，輸出各Point

32、對(duì)象的構(gòu)造和析構(gòu)public:while(std:cinacb)次序。Point(double xx,double yy)接口描述：Point p(a, b);Point:show()方法:按輸出格式輸出Point對(duì)象。x_=xx;p.show();Inputy_=yy;輸入多行，每行為一組坐標(biāo)“x,y”，表示點(diǎn)的xcoutPointPoint q1(q), q2(1);q1.show();q2.show();Point : (2, 1) is created.(setprecision(16)x,setprecision(16)y)isPoint : (2, 1) is copied.q.s

33、how();)Point : (2, 1)Point : (2, 1) is erased.copied.endl;Problem C:平面上的點(diǎn)Point 類(III)Point : (2, 1) is erased.Point()/析 構(gòu)函數(shù)DescriptionPoint : (0, 0) is copied.在數(shù)學(xué)上，平面直角坐標(biāo)系上的點(diǎn)用XPoint : (1, 1) is created.coutPoint:軸和Y軸上的兩個(gè)坐標(biāo)值唯一確定?，F(xiàn)Point : (0, 0) is copied.(setprecision(16)x,在我們封裝一個(gè)“Point類”來實(shí)現(xiàn)平面Point :

34、 (1, 1) is copied.setprecision(16)y)is上的點(diǎn)的操作。Point : (0, 0) is copied.erased.endl;根據(jù)“append.cc”，完成Point類的構(gòu)造Point : (0, 0);方法和show()方法，輸出各Point對(duì)象Point : (1, 1)Point:Point(double xx,double yy) 的構(gòu)造和析構(gòu)次序。實(shí)現(xiàn)showPoint()函 數(shù)。Point : (0, 0)Point : (0, 0) is erased.x=xx;y=yy;coutPoint:接口描述：Point : (1, 1) is e

35、rased.(setprecision(16)x,showPoint()函數(shù)按輸出格式輸出PointPoint : (0, 0) is erased.setprecision(16)y)is對(duì)象，調(diào)用Point:show()方法實(shí)現(xiàn)。Point : (1, 1) is erased.created.endl;Point:show()方法：按輸出格式輸出Point : (0, 0) is erased.Point對(duì)象。InputPoint : (0, 0) is erased.void showPoint(Point p) p.show();輸入多行，每行為一組坐標(biāo)“x,y”，表示#includevoid showPoint(Point q1,Point q2,Point q)點(diǎn)的x坐標(biāo)和y坐標(biāo)，x和y的值都在#includeq1.show();q2.show();q.show();double數(shù)據(jù)范圍內(nèi)。using namespace std;int main()Outputclass Point輸出每個(gè)Point對(duì)象的構(gòu)造和析構(gòu)行為。private: