Instead of seeing 10 separate pieces of information, we see 3 pieces of information - a 3 digitarea code, a 3 digit prefix, and a 4 digit number.
见到10条零散的信息不如看到3条信息-一一个3位数区号,3位数的称谓与一个4位数的号码。
2
As an example, look at a service that accepts a text message consisting of a three-digit U.S. area code and returns information about that area code.
作为例子,看一下这样一个服务,它接收包含一个3位数美国区号的文本消息并返回关于该区号的信息。
3
Output will consist of a single line containing the desired area written as a succession of eight (8) digit fields with two (2) digits after the decimal point.