Merge branch 'master' of https://github.com/Krazylee/nox
Merge pull request #17 from houkanshan/master

加了卷福
fix sth
Merge branch 'master' of github.com:Krazylee/nox
fix point bug
Merge branch 'master' of https://github.com/Krazylee/nox
Merge pull request #18 from ryaninhust/master

fix algorithm
value to answer