用MFC写的一个代码，实现了不同阶的线段包络图（花瓣图），操作很简单，直接执行Debug目录下的“线段包络.exe”，根据提示输入即可，花样很多哦-Using MFC to write a code to achieve a different band segment envelope diagram (Figure petals), the operation is very simple, direct execution Debug directory under the envelo