Integer to English word leetcode java

问题描述：

Convert a non-negative integer to its english words representation. Given input is guaranteed to be less than 231 - 1.

For example,

123 -> "One Hundred Twenty Three"
12345 -> "Twelve Thousand Three Hundred Forty Five"
1234567 -> "One Million Two Hundred Thirty Four Thousand Five Hundred Sixty Seven"

Integer to English word leetcode java

原文：http://www.cnblogs.com/mydesky2012/p/5035919.html