價格：免費
更新日期：2018-08-16
檔案大小：15M
目前版本：2.0.0
版本需求：Android 4.0 以上版本
官方網站：http://www.jojosoft.nl
Email：johanlubbers29@gmail.com
聯絡地址：Nagtzaamstraat 86 2032 TH Haarlem
The aim of the game is to place each colour and each number once on each row and each column, with different colour/number combinations.
Features:
Days of fun with challenging brainteasers
Put different colours and numbers on each row and column
Only use one Red 1, Red 2 and so on
Puzzle sizes of 3, 4, 5 and 7
Puzzles on Easy, Medium, Hard and Expert difficulty levels
280 levels in this version
Based on Greco-Latin squares invented by the famous mathematician Leonard Euler
