Codewar-003 Prime number decompositions

https://www.codewars.com/kata/53c93982689f84e321000d62/train/java

https://zhidao.baidu.com/question/618646036174569492.html

http://blog.csdn.net/gh102/article/details/7301051

http://blog.csdn.net/tjcyjd/article/details/11111401