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A-M baby

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Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
19005 changed files with 197040 additions and 7 deletions
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7
Task/Forward-difference/Ruby/forward-difference-1.rb Normal file
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def dif(s)
s.each_cons(2).collect { |x, y| y - x }
end
def difn(s, n)
n.times.inject(s) { |s, | dif(s) }
end

2
Task/Forward-difference/Ruby/forward-difference-2.rb Normal file
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p dif([1, 23, 45, 678]) # => [22, 22, 633]
p difn([1, 23, 45, 678], 2) # => [0, 611]