Introduction - If you have any usage issues, please Google them yourself
The number of words in the statistics text, press the number of occurrences of descending output (supports large text), original http://www.oschina.net/code/snippet_176897_7944. Hash_map, GCC# include <ext/hash_map>. The modified version of VS2010# include <hash_map> using namespace stdext VC use hash_map example, it is worth learning.