基于Huffman编码的文本压缩工具
VS2015，ASCII码，Beyond Compare，UltraEdit
通过按二进制方式对文件的读写，统计字符出现次数来创建 Huffman树，并使用优先级队列找到字符对应的编码，并对文件按位改写与还原来实现无损的文件压缩与解压缩。缺点是出现频率高的字符编码短，频率低的字符编码长，因此当大部分字符出现的频率都差不多时，该项目的压缩率会很低；优点是可以压缩几乎任意类型的文件
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File compression based on Huffman encoding
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