Intersection HDU - 5120 （求两圆交集面积）

elbadaernu

于 2017-09-05 16:21:01 发布

阅读量516

点赞数

分类专栏：计算&解析几何

本文链接：https://blog.youkuaiyun.com/elbadaernu/article/details/77852905

版权

这是一篇关于计算两个相同圆环交集面积的数学问题。题目要求给出两个圆环的圆心坐标和半径，然后计算它们交集的面积。解题思路涉及几何公式，需要计算两个大圆、两个小圆以及大圆和小圆相交的面积之差。样例输入和输出展示了具体的计算案例。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

Matt is a big fan of logo design. Recently he falls in love with logo made up by rings. The following figures are some famous examples you may know.
这里写图片描述
A ring is a 2-D figure bounded by two circles sharing the common center. The radius for these circles are denoted by r and R (r < R). For more details, refer to the gray part in the illustration below.

Matt just designed a new logo consisting of two rings with the same size in the 2-D plane. For his interests, Matt would like to know the area of t

最低0.47元/天解锁文章