String

KMP

* http://www.matrix67.com/blog/archives/115

* http://www.inf.fh-flensburg.de/lang/algorithmen/pattern/kmpen.htm

* http://chaoswork.com/blog/2011/06/14/kmp%E7%AE%97%E6%B3%95%E5%B0%8F%E7%BB%93/

* http://www.searchtb.com/2011/07/%E5%AD%97%E7%AC%A6%E4%B8%B2%E5%8C%B9%E9%85%8D%E9%82%A3%E4%BA%9B%E4%BA%8B%EF%BC%88%E4%B8%80%EF%BC%89.html

*

BM

* http://hi.baidu.com/l6834279/item/d6ef651684dda4fcddeecae3

* http://blog.chinaunix.net/uid-20338639-id-1964956.html

* http://www.cnblogs.com/a180285/archive/2011/12/15/BM_algorithm.html

Makefile

* http://chaoswork.com/blog/2012/07/18/variables-of-shell-and_makefile/