{"blog_title":"\u6bce\u65e5Learning","version":"1.0","image_url":null,"type":"rich","author_url":"https://blog.hatena.ne.jp/yoshiyoshifujii/","description":"def repli(lista, num): return reduce(lambda l,v: l+[v for i in range(num)], lista, []) if isinstance(lista, list) else None if __name__ == \"__main__\": print repli(\"a\", 3) == None print repli([], 0) == [] print repli([\"a\"], 0) == [] print repli([\"a\"], 1) == [\"a\"] print repli([\"a\"], 2) == [\"a\", \"a\"] p\u2026","height":"190","categories":["Python","L-99"],"author_name":"yoshiyoshifujii","provider_name":"Hatena Blog","title":"P15 (**)\u30ea\u30b9\u30c8\u306e\u5404\u8981\u7d20\u3092\u6307\u5b9a\u56de\u6570\u9023\u7d9a\u3055\u305b\u308b\u3002","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyoshiyoshifujii.hatenablog.com%2Fentry%2F20100728%2Fp4\" title=\"P15 (**)\u30ea\u30b9\u30c8\u306e\u5404\u8981\u7d20\u3092\u6307\u5b9a\u56de\u6570\u9023\u7d9a\u3055\u305b\u308b\u3002 - \u6bce\u65e5Learning\" 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","url":"https://yoshiyoshifujii.hatenablog.com/entry/20100728/p4","published":"2010-07-28 00:00:03","blog_url":"https://yoshiyoshifujii.hatenablog.com/"}