價格：免費
檔案大小：4.9 MB
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Aligning the Queen so as not to overlap in eight directions of up, down, left and right oblique is a puzzle game
Is also known as the Eight queens problem , you use the chess board and pieces ( queen ) .
支援平台：iPhone, iPad