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  <author_name>wvogel00</author_name>
  <author_url>https://blog.hatena.ne.jp/wvogel00/</author_url>
  <blog_title>wvogel日記</blog_title>
  <blog_url>https://wvogel00.hatenadiary.org/</blog_url>
  <categories>
  </categories>
  <description>F#に慣れていきましょう。 というわけで・ project euler 第一問 let euler1 x = if x%3 = 0 || x%5=0 then x else 0 let answer = List.sum [for i in [1..999] -&gt; euler1 i] answer |&gt; printfn &quot;%A&quot; 答えは、233168. あってますかね？ では無名関数を使って書きなおす。 let answer =List.sum [for i in [1..999] -&gt; (fun x -&gt; if x%3 = 0 || x%5=0 then x else 0) i] answe…</description>
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  <image_url></image_url>
  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2011-09-10 22:59:34</published>
  <title>F#に慣れる</title>
  <type>rich</type>
  <url>https://wvogel00.hatenadiary.org/entry/20110910/1315663174</url>
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