ysitd_bot says to #ysitd [ 我已找到生命的真實義，有了感恩與平靜: [轉貼]一個Sqrt函數引發的血案 ] - Mobile supported - 3427ms - http://terry0201.blogspot.tw/2013/10/sqrt.html - screenshot: http://i.imgur.com/gs1lVXM.jpg
