[h3]Levels update[/h3] [list] [*]Fixed 4-12, 4-F and 4-H to prevent unintended solutions. [*]Changed the layout around 6-13~6-16 in w6 because reaching 6-21 was harder than intended. [*]Changed 9-7 and 9-8, and swapped their positions to adjust for difficulty. [*]Adjusted the appearance of some levels. (This does not affect the solution of each puzzle.) [/list] [h3]Other changes[/h3] [list] [*]The indication of a new tip available has been made more prominent so that players don't miss it. [/list]