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jeffkreeftmeijer/ranking.rb

Created February 16, 2011 19:59
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Ranking scores
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ranking.rb
scores = [10, 9, 9, 8]
rankings = scores.map { |score| scores.index(score) + 1 }
puts scores.inspect # => [10, 9, 9, 8]
puts rankings.inspect # => [1, 2, 2, 4]
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