文件格式如下,包含整数,逗号,日期和时间的字符串,要求过滤掉逗号和换行符
6,2013-07-22,15-27-06
54,2013-07-22,15-35-12
13,2013-07-22,15-37-12
13,2013-07-22,15-39-12
12,2013-07-22,15-41-12
46,2013-07-22,15-43-12
13,2013-07-22,15-45-12
19,2013-07-22,15-47-12
19,2013-07-22,15-49-12
55,2013-07-22,15-51-12
64,2013-07-22,15-53-12
62,2013-07-22,15-55-12
67,2013-07-22,15-57-12
结构体有三个变量,分别存储三个数据