jeneshicc https://blog.hatena.ne.jp/jeneshicc/ 落書き、時々落学 https://jeneshicc.hatenadiary.org/ Project Euler Haskell 239 Twenty-two Foolish Primes Problem 239 - Project Euler 確率の問題． ちょっと，混乱した． 22個同じなのか，22個違うのか，とか． 確率は難しいです． 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjeneshicc.hatenadiary.org%2Fentry%2F20090404%2F1238858742" title="Problem 239 - 落書き、時々落学" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2009-04-04 00:25:42 rich https://jeneshicc.hatenadiary.org/entry/20090404/1238858742 1.0 100%