Created
June 18, 2011 00:51
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Triangle Ruby Koan Solution
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| # The sum of the lengths of any two sides of a triangle always exceeds the length of the third side | |
| raise TriangleError if ( vertices.inject(0) { |sum,vertex| sum += vertex } - vertices.max <= vertices.max ) | |
| return :equilateral if ( vertices.uniq.size == 1 ) | |
| return :isosceles if ( vertices.uniq.size == 2 ) | |
| return :scalene |
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