本程序包用标准Ｃ＋＋实现了Huffman编码以及解码的基本类，并且通过ＭＦＣ编写了测试程序，同时显示了各项压缩指标。是学习编码的基本入门资料。-this program use standard c++ to implement Huffman coding and decoding fundamental class,it is tested by a MFC program,which display compression information.it is begginer s material.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001960s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.086406s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002162s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002106s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003506s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001972s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.013827s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002136s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 66793 [ RunTime:0.001153s ]
