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突破C++期末考试:数组与字符串

2026-02-02 22:35:23

突破C++期末考试:数组与字符串

[图片]C++程序设计基础教程（微课视频版）✦综合举例✦在程序设计中需要存储同一数据类型的、彼此相关的多个数据时,如存储数学上使用的一个数列或信息系统中的同一类所有对象时,采用定义单个变量或对象的方法是不行的,此时需要用到数组。数组是一组具有相同类型的有序变量的集合。这些变量按照...

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CONNECT:[ UseTime:0.000490s ] mysql:host=127.0.0.1;port=3306;dbname=b_mffb;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000594s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.004733s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002227s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000897s ]
SELECT * FROM `set` [ RunTime:0.000225s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000624s ]
SELECT * FROM `article` WHERE `id` = 464617 LIMIT 1 [ RunTime:0.002452s ]
UPDATE `article` SET `lasttime` = 1770345096 WHERE `id` = 464617 [ RunTime:0.030834s ]
SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000701s ]
SELECT * FROM `article` WHERE `id` < 464617 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001130s ]
SELECT * FROM `article` WHERE `id` > 464617 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001192s ]
SELECT * FROM `article` WHERE `id` < 464617 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002128s ]
SELECT * FROM `article` WHERE `id` < 464617 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002117s ]
SELECT * FROM `article` WHERE `id` < 464617 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002097s ]

0.159471s

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