{"image_url":null,"author_name":"ocs","title":"Ruby \u3063\u307d\u304f\u3044\u3053\u3046","height":"190","width":"100%","author_url":"https://blog.hatena.ne.jp/ocs/","blog_title":"\u5016\u305b\u306e\u8ff7\u3046\u68ee","published":"2005-06-25 01:41:57","categories":[],"url":"https://ocs.hatenadiary.org/entry/20050625/1119717717","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Focs.hatenadiary.org%2Fentry%2F20050625%2F1119717717\" title=\"Ruby \u3063\u307d\u304f\u3044\u3053\u3046 - \u5016\u305b\u306e\u8ff7\u3046\u68ee\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","type":"rich","description":"\u3055\u3063\u304d\u306e\u30e4\u30c4\u306f\u3001\u3069\u3046\u3082 Ruby \u3063\u307d\u304f\u306a\u3044\u3002\u3068\u3044\u3046\u306e\u3082\u300c\u3044\u304b\u306b\u3082\u69cb\u9020\u5316\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u3059\uff01\u300d\u307f\u305f\u3044\u306a\u5302\u3044\u304c\u3059\u308b\u306e\u3060\u3002 \u3067\u3001\u30a4\u30c6\u30ec\u30fc\u30bf\u98a8\u5473\u306b\u66f8\u304d\u76f4\u3057\u3066\u307f\u305f\u3002 (1..10 ** 7).each{ |i| k = 1 (1..7).each{ |j| k *= i.to_s.count(j.to_s) } p i if k == 1 }\u30ed\u30b8\u30c3\u30af\u304c\u5fae\u5999\u306b\u5909\u308f\u3063\u3066\u308b\u304c\u3001\u30b3\u30fc\u30c9\u3092\u77ed\u304f\u3059\u308b\u305f\u3081\u306e\u5c0f\u624b\u5148\u306e\u30ef\u30b6\u306a\u306e\u3067\u3001\u5927\u52e2\u306b\u5f71\u97ff\u306f\u306a\u3044\uff08\u306f\u305a\uff09\u3002","version":"1.0","blog_url":"https://ocs.hatenadiary.org/"}