定义一个电池类,具有私有的成员变量
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![定义一个电池类,具有私有的成员变量](/uploads/image/f/3871884-12-4.jpg?t=%E5%AE%9A%E4%B9%89%E4%B8%80%E4%B8%AA%E7%94%B5%E6%B1%A0%E7%B1%BB%2C%E5%85%B7%E6%9C%89%E7%A7%81%E6%9C%89%E7%9A%84%E6%88%90%E5%91%98%E5%8F%98%E9%87%8F)
#include#includeclassPoint{private:\x05doublem_x;\x05doublem_y;\x05public:\x05Point()\x05{\x05\x05m_
classDate{public:Date(int=1900,int=1,int=1);voidShowDate();Dateoperator++();//前置单目运算符重载Dateoperator+
classscore{privatedoubleenglish;publicvoidsetScore(doubleenglish){this.english=english;}publicvoidpr
#include"stdafx.h"#include#includeusingnamespacestd;classPoint{public:Point():m_x(0),m_y(0)//无参的构造函数
你说的不详细啊!不过我大体明白你的意思.我用Java给你做吧!如果你要用C++的话其实是一样的,只需要改变一点格式即可.publicclassComplexnumber{privatedoublere
classComplex{doublereal;doubleimaginary;public:Complex(double&r=0,double&i=0):real(r),imaginary(i){}
#includeusingnamespacestd;classcircle{private:doubleradius;public:circle(doubler=0.0);voidinput();do
classcircle{public:circle(floatr=0){this->r=r;}floatarea();{return3.14*r*r;}private:floatr;};再问:再问:为
publicclassScore{privateintnum;privatefloatmath;privatefloatenglish;publicfloatgetMath(){returnmath;
classCuboid{friendintVolume(constCuboid&);intlength;intwidth;intheight;};intVolume(constCuboid&c){re
#include<iostream>#include<string>classCTimeinfo{private:inthour,minute;public:CTimeinfo
#includeusingnamespacestd;classClock{public:Clock(inth=0,intm=0,ints=0):hour(h),minute(m),second(s){
classcircle{floatradius;floatarea;public:circle(floatr){radius=r;}floatgetarea(void){area=3.14*radiu
#include#includeclasslocation{private:floatx;floaty;floata;public:location(){x=0;y=0;}location(float
//////////////////////////////////////////////////////////////////////////Point.h#include#includeusi
1.class2.y=j3.cout
classCircle{privatedoubleradius;publicCircle(){this.radius=0;}publicCircle(doubler){this.radius=r;}p
看书运算符重载,拷贝构造及赋值为私有
#include"iostream.h"classX;classZ{public:voidg(X&p);};classY{public:voidf(X&p);};classX{inti;public:
#includeclassPOINT{public;Point(doublea,doubleb){x=a;y=b};fienddoublesquare(Point&a,Point&b);private