java设计一个Circle类,计算面积和周长
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Circle类: import java.lang.Math; public class Circle { // 圆半径 private&nb
#include"stdio.h"constdoubleP=3.14;classCircle{public:virtualdoubleArea();voidR(doubles);doublegetr(
publicclassRectangle{privatedoublewidth;privatedoublelength;publicdoublegetWidth(){returnwidth;}publ
classcircle{public:circle(doubleradius):_radius(radius){}~circle(void);private:double_radius;public:
packagecircle;publicclassEasy{privatedoubleBj;privatestaticdoublePi=3.1415;publicdoublegetBj(){retur
publicclassTest{\x05publicstaticvoidmain(String[]args){\x05\x05Rectangler=newRectangle(5,4);\x05\x05
classCircle{protecteddoubleradius;publicCircle(){radius=0;}publicCircle(doubleradius){thi
单看你这几句,好像是没错误.你把包含Pointd1=newPoint(2.0,2.0,2.0);Circlec1=newCircle(d1,2.2);这两句的类的代码全部贴出来吧
classcircle{floatradius;floatarea;public:circle(floatr){radius=r;}floatgetarea(void){area=3.14*radiu
随便回复点什么就OK,哈哈!
classcircle{public:circle(){radius=0;}circle(doubleradiuv){radius=radiuv;}voidgetparimeter(){parimet
#includeusingnamespacestd;classCircle{public:Circle(doubler=0):radius(r){}doubleArea(){return3.14*ra
publicclassCircle{privatedoubleradius;publicCircle(doubler){this.radius=r;}publicstaticvoidmain(Stri
用VB程序设计做的随机画十个圆的编程代码(抱歉:就知道这些)Dimr(10)AsInteger,iAsInteger'半径Dimx(10)AsInteger,nAsInteger'半径坐标Dimy(1
#include#definePI3.14159usingnamespacestd;classcircle{private:doubleRadius;public:voidjiandan();};vo
public class Circle { double x,y,r; //无参构造方法 public Circle()
#include <iostream>using namespace std;const double PI = 3.
根据题意实现代码如下:#include <iostream>#include <cmath>#include <string>usin
publicclassNumberCompute{publicdoublecalculate(intn){doubleresult=0;for(inti=1;i