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Letterpress board searcher

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board_searcher.rb
Ruby
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#/usr/bin/env ruby
 
# A brute-force letterpress board searcher. It takes about 90 seconds to search a board.
#
# Good uses: train on your vocabulary with boards you lost on.
#
# LAZY AND STUPID CHEATERS: DO NOT USE THIS FOR CHEATING. CHEATERS NEVER WIN.
class BoardSearcher
attr_reader :board
 
def initialize(unsorted_board)
@board = unsorted_board.sort
end
 
def contains(unsorted_candidate)
candidate = unsorted_candidate.sort
candidate_index = 0
 
@board.each do |letter|
candidate_index += 1 if letter == candidate[candidate_index]
end
 
(candidate_index == candidate.length) ? true : false
end
end
 
if __FILE__ == $0
filename = ARGV[0] || "/usr/share/dict/words"
board = (ARGV[1] || "asviqaazotvepjffysjrrasdl").chars.to_a
 
searcher = BoardSearcher.new(board)
 
File.foreach(filename) do |line|
candidate = line.downcase.chomp
if searcher.contains(candidate.chars.to_a)
puts candidate
end
end
end

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