This program converts a plain TXT file to a plain text PDF file with compression. There is a file that I did not write in the project, a freeware ZLIB wrapper by Richard W. Frost (1998). However he used a .lib file while I use a consolidated .c file

lzw解码 编码 1、分析字符串流，从词典中寻找最长匹配串P（P在表中，而P+C不在表中。P为进行编码字符串，C为P后的第一个字符）。 2、输出P对应的词典码字（索引）。 3、将P+C放入词典-lzw decoding coded 1, analysis of a string stream, from the dictionary to find the longest match string P (P in the table, while the P+ C is not