add ai_solution and sudoku_ai
Update ai_solution.e
Update sudoku_ai.e
Update ai_solution.e
update eiffel_sudoku.ecf
add delete cells method and others
Update eiffel_sudoku.ecf
Update eiffel_sudoku.ecf
Update eiffel_sudoku.ecf
Update eiffel_sudoku.ecf
add in delete cells function level 'if' options
Merge branch 'ai' of https://github.com/nmaguirre/eiffel-sudoku into ai
some changes in AI
add cluster score with a class TOP_FIVE
add note
Created class PLAYER_TOP_FIVE and modified type of the array in TOP_FIVE
Merge branch 'vostro'
add init array of player_top_five
add add_player_to_top_five
Add sort_by_score procedure to TOP_FIVE as well as a permute procedure used in sort_by_score