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  <author_name>chobie</author_name>
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  <blog_title>s/.*//</blog_title>
  <blog_url>https://chobie.hatenadiary.org/</blog_url>
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    <anon>Smalltalk</anon>
    <anon>Squeak</anon>
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  <description>問題5 1から20のどれでも割り切れる数を求める。 ようするに、最小公倍数てことでしょ。Gaucheで。 (lcm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20) これでは話が展開しないので。 ^(1 to: 20) inject: 1 into: [ :tmp :each | | gcd next | gcd := tmp gcd: each. next := gcd &gt;= 1 ifTrue: [ tmp * (each / gcd) ] ifFalse: [ tmp ]. next ]. というところまで考えて、wikipediaの記…</description>
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  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2008-04-24 08:00:29</published>
  <title>Project Euler 005</title>
  <type>rich</type>
  <url>https://chobie.hatenadiary.org/entry/20080424/1208991629</url>
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