看看下面的" CheckedListBox控件概述"链接.

http://msdn.microsoft.com/en-us/library/at2c0sxd.aspx

http://msdn.microsoft.com/en-us/library/e954th47.aspx

其余的数学运算编程应该由您自己完成，否则它们就不是您的作业的重点.

Have a look at below links for "CheckedListBox Control Overview".

http://msdn.microsoft.com/en-us/library/at2c0sxd.aspx

http://msdn.microsoft.com/en-us/library/e954th47.aspx

Remaining Mathematical Operation programming you should do by your self, otherwise their is no point of your Assignment.