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1. 類別和繼承程式語言的問題

...14159265; /* Shape */ typedef struct shape_t; typedef float (* circumference _t)(const struct shape_t *obj); typedef float (*area_t)(const struct...diameter); printf("circle circumference = %f\n", circle. circumference (&circle)); printf("circle area = %f\n", circle.area...

2. java程式

...double radius = 0.0; double circlearea = 0.0; double circumference = 0.0; public Circle( double radius...private double circleArea = 0.0; private double circumference = 0.0; 2009-07-17 11:13:39 補充： public Circle...

3. C語言程式

...;math.h> #include<iostream> int main() { float radius, circumference ; printf("Enter the radius of a circle: "); scanf("%f",&...

4. JAVA程式問題

...{ private double length = 1; private double width = 1; private double circumference ; public void setValue(double length,double width){ this.length = length...

5. 請問有人會用c++寫這個程式嗎?幫幫忙

# include<stdio.h> int main() { int area, circumference ,length ,wide; printf("請輸入長方形的長: "); scanf("...printf("所得的面積為%d，所得的周長為%d n", area, circumference ); return 0; } // main

6. 程式設計C語言請各位幫忙解答

...include <stdio.h> #define PI 3.14159 double area(double); double circumference (double); int main(){ double radius=0.0; scanf("%lf",&radius); printf("...

7. 這段C哪裡錯了呢？

...radius; printf("The area is %.2f n",area); printf("The circumference is %.2f n",circum); getch(); }

8. 設計程式 java(急)

請參考我的做法 public class Y0145 { public static int circumference (int x, int y) { return 2 * (x + y); } public static int area(int x, int y) { return x...

9. JAVA 建立一個物件包含正方形，長方形，圓形的面積與周長

...new MySquare(5.4D); System.out.println("Square circumference : " + ms.circum()); System.out.println("Square area: " + ms...

10. JAVA 設計物件程式包括三個類別 梯形 直角三角形 矩形

...(10, 7, 5, 4, 8); System.out.println("Trapezoid circumference : " + sh.circum()); System.out.println("Trapezoid area: "...