用vs2013写的霍夫曼编码程序，可将.txt中的英文字符串（包括各种字符如：逗号）编码后输出到一个.txt中，并且可输出构建的霍夫曼树,保存编码方式。-Huffman coding using vs2013 to write programs in English can be txt string (including a variety of characters such as: the comma). Encoded output to a txt, and can output to build Huffman tree, save the encoding. .