價格：免費
檔案大小：22 MB
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This is simple offline board game,
This is game version of famous N - Queen problem.
You can play game with 3 different level i.e Easy, Medium and Hard,
with undo option to revert your very last step. you can start fresh at any point by pressing refresh button on navigation bar.
there is simple guid for those who don't know how to play with N-Queen or don't know about N-Queen problem.
支援平台：iPhone