價格：免費
檔案大小：19.2 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This tiny little puzzle packs a mean punch.
The objective : fill a 3x3 grid with the numbers 1 to 9 so that the number in each circular node is equal to the sum of the four surrounding spaces.
Sujiko is an original Kobayaashi Studios creation - accept no imitations!
支援平台：iPhone, iPad