Prints possible gas placement.
Remove duplications.
Remove duplications.
Gas combinations, checkColumns, checkRows.
Bug found in checkRows/checkColumns
Debugging.
Bug fix for checkColumn
Seems to work.
Add few comments.
Change orded of code.
More comments.
More comments. Remove unused function.
Comments.
Add new prettyPrint.
Fixed pretty print.
Remove unused code.
Add function's declarations.
Add testing data.
More improvements.:
Merge branch 'refactoring'