Description

Geek, GPA Top 5, Mathematical Olympiad Winner come and challenge it!!!
Your brain becomes slow and stops working? Come and brainstorm!!!

Try our Memo Deduction:

Deductive out the 4-5 memo's color according to the hints;
Click each memo to select a color or leave blanks, click done;
Red pushpin numbers means the 'color & position are both right' numbers, the black means the 'color is right but position is wrong' ones.
Hint: The grey color=blank

3 levels:
Easy: 4 memos, 3 colors, 8 chances
Normal: 5 memos, 4 colors, 8 chances
Hard: 5 memos, 5 colors, 7 chances

What's New in Version 1.2

Free in a limited time!