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perspectivezoom/triangle.rb

Created June 13, 2012 23:09
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triangle.rb
def triangle(n1,n2,n3)
n1n2 = n1 == n2
n2n3 = n2 == n3
n1n3 = n1 == n3
if n1 >= n2 + n3 || n2 >= n1 + n3 || n3 >= n1 + n2
:invalid
elsif n1n2 && n2n3 && n1n3
:equilateral
elsif n1n2 || n2n3 || n1n3
:isosceles
else
:scalene
end
end
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