定义形状类CShape,将其声明为抽象类,在类中声明一个计算面积的抽象方法area()。然后,定义矩形类Rectangle继承CShape类,并给出矩形求面积的具体实现;定义长方体类Cuboid继承Rectangle类,实现长方体表面积的计算,并增加计算体积的方法定义。相关知识点: 试题来源: 解析 public abstract class CShape {
Ruby code to find the area of the rectangle=begin Ruby program to find Area of Rectangle. =end # input length and breadth, and # convert them to float value puts "Enter length:" l=gets.chomp.to_f puts "Enter width:" w=gets.chomp.to_f # calculating area area=l*w # printing the...
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Suppose we have a list of (axis-aligned) rectangles. Here each rectangle[i] = {x1, y1, x2, y2}, where (x1, y1) is the point of the bottom-left corner, and (x2, y2) are the point of the top-right corner of the ith rectangle. We have to find the total area covered by a...
// Rust program to calculate the// area of rectangleusestd::io;fnmain() {letmutlength:f32=0.0;letmutbreadth:f32=0.0;letmutarea:f32=0.0;letmutinput1=String::new();letmutinput2=String::new(); println!("Enter length: "); io::stdin().read_line(&mutinput1).expect("Not a valid ...
ENinternal server error错误通常发生在用户访问网页的时候发生，该错误的意思是因特网服务错误。能够引起...
Rectangle Area 链接: https://leetcode.com/problems/rectangle-area/ 大意: 分别给定两个矩形的左下角顶点坐标和右下角顶点坐标,格式为: 对于矩形1:左下角顶点为(A,B),右上角顶点为(C,D) 对于矩形2:左下角顶点为(E,F),右上角顶点为(G,H) 求两个矩形的所覆盖的总面积。 例子: 思路: 对两个...
Area is given in units of length squared, such as m2, ft2, and in.2. The area of a square is equal to the length of any side of the square squared, that is, Asquare=s2 where s is the length of any side of the square. The area of a rectangle is equal to the product of ...
1 ()2.The area of a rectangle(长方形)is itstimes(乘以)its width.A.widthB.lengthC.heightD.longth( )2. The area of a rectangle(长方形)is its__times(乘以)its width. A. width B.length C. height D. longth 2)2. The area of a rectangle(长方形) is itstimes(乘以) its width....
定义一个Shape类,包含求周长和面积的两个纯虚函数Perimeter()和Area(),再由Shape类派生出圆Circle类和矩形Rectangle类。在主函数中分别创建一个Circle类对象和一个Rectangle类对象,并分别输出它们的周长和面积。相关知识点: 试题来源: 解析 参考输出结果: