From: Harry Kakueki <list.push@...>
Date: 2013-05-16T22:49:00+09:00
Subject: Re: n00b looking to learn from the best

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# Try this or that.

def try_this(n)
  Array.new(n.size){|i| n[i]*i}.inject{|a,b| a+b}
end

def try_that(n)
  t = 0
  (0...n.size).each{|x| t+=n[x]*x}
  t
end

n = [1,2,3,4,5]
p try_this(n)
p try_that(n)


Harry

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<div dir=3D"ltr"><div class=3D"gmail_extra"><div class=3D"gmail_quote"># Tr=
y this or that.<br><br>def try_this(n)<br>=A0 Array.new(n.size){|i| n[i]*i}=
.inject{|a,b| a+b}<br>end<br><br>def try_that(n)<br>=A0 t =3D 0<br>=A0 (0..=
.n.size).each{|x| t+=3Dn[x]*x}<br>
=A0 t<br>end<br><br>n =3D [1,2,3,4,5]<br>p try_this(n)<br>p try_that(n)<br>=
<br><br></div><div class=3D"gmail_quote">Harry<br><br></div></div></div>

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