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2025年江西省新余四中高考数学模拟试卷(十一)第7题——一道排列组合题:分步计数原理(抓住关键,巧妙分步完成)

  • 2026-10-02 09:03:09
2025年江西省新余四中高考数学模拟试卷(十一)第7题——一道排列组合题:分步计数原理(抓住关键,巧妙分步完成)
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基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000602s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000899s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000540s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000426s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000534s ]
  6. SELECT * FROM `set` [ RunTime:0.000280s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000636s ]
  8. SELECT * FROM `article` WHERE `id` = 464754 LIMIT 1 [ RunTime:0.000357s ]
  9. UPDATE `article` SET `lasttime` = 1790996199 WHERE `id` = 464754 [ RunTime:0.001422s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000345s ]
  11. SELECT * FROM `article` WHERE `id` < 464754 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000553s ]
  12. SELECT * FROM `article` WHERE `id` > 464754 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000379s ]
  13. SELECT * FROM `article` WHERE `id` < 464754 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000804s ]
  14. SELECT * FROM `article` WHERE `id` < 464754 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000752s ]
  15. SELECT * FROM `article` WHERE `id` < 464754 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000597s ]
0.084407s