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bogardpd/state-abbreviations-graph.rb

Created July 8, 2018 23:33
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state-abbreviations-graph.rb
state_codes = %w(AL AK AZ AR CA CO CT DE FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY)
state_codes.sort!
one_letter_changes = Hash.new()
state_codes.each do |sc|
one_letter_changes[sc] = state_codes.select{|s| sc != s && (sc[0] == s[0] || sc[1] == s[1])}
puts "#{sc}: #{one_letter_changes[sc].join(", ")}"
end
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