{"author_url":"https://blog.hatena.ne.jp/panda_noir/","title":"\u96a3\u63a5\u3059\u308b\u30de\u30b9\u3078\u306e\u5dee\u5206\u306e\u914d\u5217\u3092\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u3067\u751f\u6210\u3059\u308b","width":"100%","categories":["JavaScript","\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc"],"height":"190","blog_url":"https://www.pandanoir.info/","author_name":"panda_noir","description":"\u521d\u3081\u306b\u8a00\u3063\u3066\u304a\u304f\u3068\u3001\u6570\u5f0f\u304c\u899a\u3048\u3089\u308c\u306a\u3044\u304f\u3089\u3044\u8907\u96d1\u306a\u306e\u3067\u5b9f\u7528\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u304c\u7c21\u5358\u306a\u6570\u5f0f\u3060\u3063\u305f\u3089\u307e\u3060\u4f7f\u3048\u305f\u306e\u3067\u3059\u304c\u306d\u2026\u666e\u901a\u306b[[0,1],[1,0],[0,-1],[-1,0]]\u306e\u3088\u3046\u306b\u5730\u9053\u306b\u66f8\u3044\u305f\u307b\u3046\u304c\u65e9\u3044\u3067\u3059\u3002 \u7528\u9014\u3068\u3057\u3066\u306f\u3001for\u30eb\u30fc\u30d7\u5185\u3067\u914d\u5217\u3092\u4f7f\u308f\u306a\u3044\u3067\u751f\u6210\u304c\u3067\u304d\u308b\u304f\u3089\u3044\u3067\u3059\u3002 \u96a3\u63a5\u30de\u30b9\u307e\u3067\u306e\u5dee\u5206\u3068\u306f? \u4eca(x,y)\u306b\u3044\u305f\u3068\u3057\u3066\u3001(x-1,y)\u3001(x+1,y+1)\u306e\u3088\u3046\u306a\u5ea7\u6a19\u306e\u3053\u3068\u3067\u3059\u30028\u8fd1\u508d\u306f\u659c\u3081\u3092\u542b\u307f\u30014\u8fd1\u508d\u306f\u542b\u307f\u307e\u305b\u3093\u3002 \u30bd\u30fc\u30b9\u30b3\u30fc\u30c9 console.log([...Array(9)].map((_, i) => [(i/3|0)-1,i%3-1])); // 8\u8fd1\u508d(\u73fe\u5728\u306e\u30de\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.pandanoir.info%2Fentry%2F2019%2F02%2F11%2F115010\" title=\"\u96a3\u63a5\u3059\u308b\u30de\u30b9\u3078\u306e\u5dee\u5206\u306e\u914d\u5217\u3092\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u3067\u751f\u6210\u3059\u308b - Panda Noir\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2019-02-11 11:50:10","provider_name":"Hatena Blog","type":"rich","provider_url":"https://hatena.blog","url":"https://www.pandanoir.info/entry/2019/02/11/115010","blog_title":"Panda Noir","version":"1.0","image_url":null}