该程序用来统计一段英文文章中出现单词的种类和各个单词出现的次数，并按字典序排列输出到文件。,The program used for statistical section of the article appears in the English word types and the number of times each word appears, according to the dictionary order arrange the output to a file.

用字典树统计一个文件中单词的出现次数，将单词及其出现次数按照字典中的顺序保存在输出文件中。-Use Trie Tree to statistic the number of words appeared in a document, save the word and its number of occurrences to the output file in the order according to the dictionary.