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上海计算机学会编程竞赛25年12月丙组

  • 2026-01-08 02:49:57
上海计算机学会编程竞赛25年12月丙组

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https://www.iai.sh.cn

25年12月丙组视频讲解如下

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20次课学懂CSP-J数学相关知识系列-第一章整数

20次课学懂CSP-J数学相关知识系列-第二章实数

【20次视频【学懂CSP-J数学相关知识系列-第三章集合与函数1

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  1. CONNECT:[ UseTime:0.001025s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001538s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000718s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000717s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001378s ]
  6. SELECT * FROM `set` [ RunTime:0.003887s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001486s ]
  8. SELECT * FROM `article` WHERE `id` = 459775 LIMIT 1 [ RunTime:0.003948s ]
  9. UPDATE `article` SET `lasttime` = 1770575670 WHERE `id` = 459775 [ RunTime:0.003125s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000697s ]
  11. SELECT * FROM `article` WHERE `id` < 459775 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.005189s ]
  12. SELECT * FROM `article` WHERE `id` > 459775 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.004608s ]
  13. SELECT * FROM `article` WHERE `id` < 459775 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.023339s ]
  14. SELECT * FROM `article` WHERE `id` < 459775 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.016754s ]
  15. SELECT * FROM `article` WHERE `id` < 459775 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.021323s ]
0.266350s