C++ 第一次课堂作业

GitHub链接: 传送门

题目描述

Create a program that asks for the radius of a circle and prints the area of that circle,using cin and cout. The whole program should be divided into two source files (.cpp).Hand in the source files and the head files which you create.

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原文地址：https://www.cnblogs.com/ZhaoxiCheung/p/5463973.html