{"categories":["R"],"url":"https://www.yasuhisay.info/entry/20071110/1194716226","blog_url":"https://www.yasuhisay.info/","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.yasuhisay.info%2Fentry%2F20071110%2F1194716226\" title=\"\u30af\u30ed\u30b9\u8868\u4f5c\u6210\u306e\u305f\u3081\u306b\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3059\u308b - yasuhisa&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"syou6162","title":"\u30af\u30ed\u30b9\u8868\u4f5c\u6210\u306e\u305f\u3081\u306b\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3059\u308b","provider_url":"https://hatena.blog","type":"rich","height":"190","provider_name":"Hatena Blog","version":"1.0","author_url":"https://blog.hatena.ne.jp/syou6162/","published":"2007-11-10 02:37:06","description":"\u30a2\u30f3\u30b1\u30fc\u30c8\u307f\u305f\u3044\u306a\u30c7\u30fc\u30bf\u3060\u3068 \u89e3\u7b54\u3057\u305f\u756a\u53f7 students1 1,2,3 students2 4,5,6,7 students3 1,2,4,5 \u307f\u305f\u3044\u306a\u5f62\u306b\u306a\u3063\u3066\u3066\u3001\u305d\u306e\u307e\u307e\u30af\u30ed\u30b9\u8868\u3092\u4f5c\u308c\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u304c\u7d50\u69cb\u3042\u308b*1\u3002\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u306b\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3093\u3060\u3051\u3069\u3001\u305d\u308c\u306e\u305f\u3081\u306e\u30b3\u30fc\u30c9\u3092R\u3067\u66f8\u3044\u3066\u307f\u305f\u3002 > students <- c(\"1,2,3\",\"4,5,6,7\",\"1,2,4,5\") > students.table <- matrix(0,3,7,byrow=T) > students.table [,1] [,2] [,3] [,4] [,5] [,6] [,7] [1,] 0 0 0\u2026","blog_title":"yasuhisa's blog"}