A simple bot for generating Sudoku puzzles and posting them to Twitter.
Follow it at https://twitter.com/sudokubot
To simulate a fixed-width font, this uses fullwidth form characters.
＿＿３｜＿６＿｜２＿＿
＿＿７｜＿＿９｜５６＿
＿＿４｜＿３＿｜＿９＿
－－－－－－－－－－－
＿３＿｜＿１＿｜＿２９
７６２｜９＿＿｜４＿＿
＿＿＿｜＿＿８｜＿＿＿
－－－－－－－－－－－
＿＿＿｜＿２６｜＿４＿
＿２＿｜３＿＿｜８＿１
８９５｜＿＿７｜＿＿＿
Original code from https://www.ocf.berkeley.edu/~arel/sudoku/main.html
SUDOKU (NUMBER PLACE) PUZZLE GENERATOR
by Arel Cordero November 12, 2005
This program is released into the public domain.
Revision 3
As such, my revisions are similarly in the public domain.