some readability improvement of score checks
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@ -38,7 +38,7 @@ class Submission < ActiveRecord::Base
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end
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end
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def normalized_score
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def normalized_score
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if score && exercise.maximum_score && exercise.maximum_score > 0
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if !score.nil? && !exercise.maximum_score.nil? && (exercise.maximum_score > 0)
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score / exercise.maximum_score
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score / exercise.maximum_score
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else
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else
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0
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0
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