hzieeboy

谢谢楼主分享,不过这名字写得,cheat sheet作弊公式表...

hzieeboy

根据楼上的建议,上了wiki发现cheat sheet还真是用来作弊的

http://en.wikipedia.org/wiki/Cheat_sheet

Cheat sheets are so named because they may be used by students without the instructor's knowledge to cheat on a test.

不知道是谁的理解有问题