算法深潜：勇敢者的Python探险-畅读网

　　　　

算法深潜：勇敢者的Python探险

作者：布拉德福德·塔克费尔德

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计算机网络 >> 软硬件开发

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内容简介:

本书是算法入门指南，基于Python语言讲述算法实现。具体内容包括：搜索、排序和最优化算法；以人为本的算法，帮助人们决定如何接棒球或自助餐吃多少；先进的高级算法，比如机器学习和人工智能相关算法；古代文明时期的算法，如古埃及和俄罗斯农夫如何使用算法来实现乘法，古希腊人如何使用算法来找到最大公约数，以及江户时代的日本学者如何设计幻方生成算法。

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CONNECT:[ UseTime:0.002333s ] mysql:host=127.0.0.1;port=3306;dbname=mq;charset=utf8mb4
SHOW FULL COLUMNS FROM `ls_goods_category` [ RunTime:0.004925s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.002884s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 2 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.002765s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 3 ORDER BY `sort` DESC [ RunTime:0.002543s ]
SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.002576s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`link`,`module`,`is_show`,`is_recommend` FROM `ls_nav` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.002088s ]
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SHOW FULL COLUMNS FROM `ls_friendly_link` [ RunTime:0.003092s ]
SELECT * FROM `ls_friendly_link` WHERE `is_show` = 1 AND `del` = 0 ORDER BY `id` DESC,`sort` DESC [ RunTime:0.001225s ]
SHOW FULL COLUMNS FROM `ls_goods` [ RunTime:0.003209s ]
SELECT * FROM `ls_goods` WHERE `id` = 136368 AND `status` = 1 LIMIT 1 [ RunTime:0.002481s ]
UPDATE `ls_goods` SET `click_count` = 84 , `update_time` = 1772234050 WHERE `id` = 136368 [ RunTime:0.003674s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 35 LIMIT 1 [ RunTime:0.002120s ]
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SHOW FULL COLUMNS FROM `ls_ad` [ RunTime:0.002895s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 35 LIMIT 1 [ RunTime:0.001898s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.004318s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.002676s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1772233990 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:0.698582s ]

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