價格：免費
更新日期：2017-05-07
檔案大小：2.4M
目前版本：1.0
版本需求：Android 4.0 以上版本
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Email：http://anddeveloper.skynova.io/sudoku-privacy-policy.html
go to setting to display hint and music.
if hint is displayed, then:
- boxes colored dark green have only one choice.
- light green two choices.
- white boxes have three or more choices.
red boxes, there is error in chosen numbers.