• 太原极客晨星少儿编程专业教研老师,专业+实战+理论
  • 太原极客晨星少儿编程为中国孩子提供趣味编程教育.
  • 太原极客晨星少儿编程提升智力,全面提升综合竞争力.

400-882-1633

太原极客晨星少儿编程 - 学校简介

本文系统梳理极客晨星编程教育的核心要素,包括双轨并行的课程模式、自主研发的教学工具、阶梯式课程体系及严格的师资培养流程,为关注编程教育的用户提供机构实力的全方位解读。

双轨并行的课程模式:满足多元学习需求

极客晨星针对不同学习者的实际需求,构建了线下课堂与线上直播两种独立又互补的课程模式。线下教学采用传统面授与实操结合的形式,课堂中教师通过现场演示、分组讨论、即时答疑等环节,营造沉浸式学习场景。这种模式尤其适合需要面对面互动的低龄学员,教师能更直观地观察学生操作状态,及时调整教学节奏。

线上直播课程则以一对一直播为核心,教师通过远程屏幕共享、代码实时演示等技术手段,实现与学员的深度互动。这种模式突破了地域限制,为不便参与线下学习的学员提供了灵活选择。值得一提的是,线上课程并非简单的“视频传输”,系统内置的代码调试辅助工具能同步记录学员操作轨迹,教师可随时截取关键步骤进行针对性讲解,确保学习效果不打折扣。

自主研发教学工具:打通可视化与代码编程的桥梁

支撑极客晨星课程体系的核心,是其自主研发的“双模式编程工具”。该工具创新性地实现了“拖拽模块”与“编写代码”两种操作方式的无缝转换——学员既能通过可视化模块拼接理解基础逻辑,也能一键切换至代码界面,观察模块对应的实际代码结构。这种设计有效降低了编程学习的入门门槛,同时为进阶学习预留了清晰的过渡路径。

具体来说,工具团队将Scratch语言中的核心代码进行结构化分解,重新排列组合成趣味动画与互动游戏的底层逻辑。例如,一个“角色跳跃”的模块背后,对应着运动类代码的调用规则;“场景切换”模块则关联着事件响应的编程逻辑。通过这种“游戏化包装+算法拆解”的方式,原本抽象的代码知识被转化为可感知、可操作的学习内容,目前已基于此开发出30余个特色课程系列,覆盖从Scratch基础到Python独立开发APP的全阶段需求。

三级课程体系:从兴趣启蒙到竞赛突破的完整路径

极客晨星的课程体系按难度梯度划分为三个阶段,每个阶段设置明确的能力目标与教学重点,确保学员学习路径的连贯性。

入门阶段(趣味编程):以可视化模块操作为主,通过“绘制图形”“控制角色”“设计小游戏”等任务,帮助学员理解顺序、循环、条件判断等基础逻辑结构。课程中融入大量生活场景案例,例如用“自动浇花程序”讲解传感器的应用,用“生日贺卡动画”练习事件触发逻辑。经过该阶段学习,学员可独立完成200行以内的简单程序编写。

中级阶段(模块与代码过渡):逐步减少模块使用比例,引导学员观察模块对应的代码结构,尝试手动编写简单代码。课程设置“模块-代码对照练习”“错误调试挑战”等环节,例如先通过模块实现“倒计时功能”,再要求用Python代码复现相同效果,并对比两者的执行效率。此阶段结束时,学员需掌握变量、函数、列表等核心概念,能完成500行左右的综合程序开发。

高级阶段(独立开发与竞赛准备):聚焦Python、C++等高级语言的深度应用,课程内容涵盖数据结构、算法优化、项目架构设计等。针对有意向参加信息学竞赛的学员,额外设置竞赛真题解析、时间复杂度优化、多线程编程等专项训练。学员需独立完成“智能聊天机器人”“校园管理系统”等完整项目开发,并能在模拟竞赛环境中完成3小时内的编程任务。

师资培养:以“专业+经验”为核心的筛选体系

极客晨星始终将师量视为教学的生命线,建立了从招聘到上岗的全流程严格筛选机制。所有任课教师均需满足“计算机专业背景+实际开发经验”的双重门槛,目前专职教师团队超20人,均毕业于国内外知名院校(如北京航空航天大学、英国帝国理工学院等),部分教师拥有互联网大厂开发经历,能将实际项目经验融入课堂教学。

教师上岗前需经历“培训-考核-试讲-实践”四阶段培养:阶段为“内容学习期”,持续一个学期,教师需系统掌握所授课程的全部教学内容,包括讲稿设计、例题解析、互动游戏方案等;第二阶段是“场景演练期”,通过模拟课堂、学生问答、突发情况处理等演练,考核教师的课堂把控能力;第三阶段进入“试讲评估期”,由教学主管与教师组成评审团,对试讲内容的逻辑性、趣味性、知识传递效率进行打分,仅70%的参训者能通过此环节;最后阶段为“助教实践期”,通过试讲的教师需以助教身份跟随主讲教师学习两个月,全程参与备课、课堂辅助、作业批改等环节,经综合评估合格后方可独立授课。

这种“严进严训”的师资培养模式,确保了每一位走上讲台的教师既具备扎实的技术功底,又掌握科学的教学方法,能精准把握学员的学习痛点,提供个性化的指导方案。

结语:以专业实力构建编程教育新生态

从双轨课程模式的灵活适配,到自主工具的技术创新;从阶梯式课程体系的科学设计,到师资团队的严格培养,极客晨星始终以“让编程学习更高效、更有趣”为目标,构建起覆盖学习全周期的教育生态。无论是想培养逻辑思维的初学者,还是立志在竞赛中取得突破的进阶者,都能在这里找到适合自己的学习路径。这种对教育本质的坚守与对技术创新的探索,正是极客晨星在编程教育领域持续成长的核心动力。

学校环境






课程导航
校区导航
基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-04-06 03:39:49 HTTP/1.1 GET : http://www.edujk.com/s/2611/about.html
  2. 运行时间 : 0.048996s [ 吞吐率:20.41req/s ] 内存消耗:378.70kb 文件加载:137
  3. 缓存信息 : 0 reads,0 writes
  1. /data/web/baijiao_branch_collect/public/index.php ( 0.79 KB )
  2. /data/web/baijiao_branch_collect/vendor/autoload.php ( 0.75 KB )
  3. /data/web/baijiao_branch_collect/vendor/composer/autoload_real.php ( 1.63 KB )
  4. /data/web/baijiao_branch_collect/vendor/composer/platform_check.php ( 0.90 KB )
  5. /data/web/baijiao_branch_collect/vendor/composer/ClassLoader.php ( 15.99 KB )
  6. /data/web/baijiao_branch_collect/vendor/composer/autoload_static.php ( 4.26 KB )
  7. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper.php ( 8.34 KB )
  8. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/helper.php ( 2.19 KB )
  9. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/helper.php ( 1.47 KB )
  10. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/stubs/load_stubs.php ( 0.16 KB )
  11. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Exception.php ( 1.69 KB )
  12. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Facade.php ( 2.71 KB )
  13. /data/web/baijiao_branch_collect/vendor/symfony/deprecation-contracts/function.php ( 0.99 KB )
  14. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap.php ( 8.26 KB )
  15. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap80.php ( 9.78 KB )
  16. /data/web/baijiao_branch_collect/vendor/symfony/var-dumper/Resources/functions/dump.php ( 1.49 KB )
  17. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/App.php ( 15.30 KB )
  18. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Container.php ( 15.76 KB )
  19. /data/web/baijiao_branch_collect/vendor/psr/container/src/ContainerInterface.php ( 1.02 KB )
  20. /data/web/baijiao_branch_collect/app/provider.php ( 0.19 KB )
  21. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Http.php ( 6.04 KB )
  22. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Str.php ( 7.29 KB )
  23. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Env.php ( 4.68 KB )
  24. /data/web/baijiao_branch_collect/app/common.php ( 10.83 KB )
  25. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/helper.php ( 18.78 KB )
  26. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Config.php ( 5.54 KB )
  27. /data/web/baijiao_branch_collect/config/app.php ( 1.29 KB )
  28. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Env.php ( 1.67 KB )
  29. /data/web/baijiao_branch_collect/config/cache.php ( 1.22 KB )
  30. /data/web/baijiao_branch_collect/config/config.php ( 0.26 KB )
  31. /data/web/baijiao_branch_collect/config/console.php ( 0.29 KB )
  32. /data/web/baijiao_branch_collect/config/cookie.php ( 0.56 KB )
  33. /data/web/baijiao_branch_collect/config/database.php ( 2.29 KB )
  34. /data/web/baijiao_branch_collect/config/filesystem.php ( 0.63 KB )
  35. /data/web/baijiao_branch_collect/config/lang.php ( 0.81 KB )
  36. /data/web/baijiao_branch_collect/config/log.php ( 1.37 KB )
  37. /data/web/baijiao_branch_collect/config/middleware.php ( 0.19 KB )
  38. /data/web/baijiao_branch_collect/config/route.php ( 1.54 KB )
  39. /data/web/baijiao_branch_collect/config/session.php ( 0.57 KB )
  40. /data/web/baijiao_branch_collect/config/trace.php ( 0.34 KB )
  41. /data/web/baijiao_branch_collect/config/view.php ( 0.81 KB )
  42. /data/web/baijiao_branch_collect/app/event.php ( 0.25 KB )
  43. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Event.php ( 7.67 KB )
  44. /data/web/baijiao_branch_collect/app/service.php ( 0.13 KB )
  45. /data/web/baijiao_branch_collect/app/AppService.php ( 0.26 KB )
  46. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Service.php ( 1.64 KB )
  47. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Lang.php ( 7.35 KB )
  48. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/lang/zh-cn.php ( 13.70 KB )
  49. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/Error.php ( 3.31 KB )
  50. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/RegisterService.php ( 1.33 KB )
  51. /data/web/baijiao_branch_collect/vendor/services.php ( 0.14 KB )
  52. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/PaginatorService.php ( 1.52 KB )
  53. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ValidateService.php ( 0.99 KB )
  54. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ModelService.php ( 2.04 KB )
  55. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Service.php ( 0.77 KB )
  56. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Middleware.php ( 6.72 KB )
  57. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/BootService.php ( 0.77 KB )
  58. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Paginator.php ( 11.86 KB )
  59. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/Validate.php ( 63.20 KB )
  60. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Model.php ( 23.55 KB )
  61. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Attribute.php ( 21.05 KB )
  62. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/AutoWriteData.php ( 4.20 KB )
  63. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Conversion.php ( 6.75 KB )
  64. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/DbConnect.php ( 5.16 KB )
  65. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/ModelEvent.php ( 2.33 KB )
  66. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/RelationShip.php ( 28.30 KB )
  67. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Arrayable.php ( 0.09 KB )
  68. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Jsonable.php ( 0.13 KB )
  69. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/contract/Modelable.php ( 0.09 KB )
  70. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Db.php ( 2.88 KB )
  71. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/DbManager.php ( 8.52 KB )
  72. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Log.php ( 6.28 KB )
  73. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Manager.php ( 3.92 KB )
  74. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerTrait.php ( 2.69 KB )
  75. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerInterface.php ( 2.71 KB )
  76. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cache.php ( 4.92 KB )
  77. /data/web/baijiao_branch_collect/vendor/psr/simple-cache/src/CacheInterface.php ( 4.71 KB )
  78. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Arr.php ( 17.45 KB )
  79. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/driver/Redis.php ( 6.94 KB )
  80. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/Driver.php ( 9.03 KB )
  81. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/CacheHandlerInterface.php ( 1.99 KB )
  82. /data/web/baijiao_branch_collect/app/Request.php ( 0.09 KB )
  83. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Request.php ( 55.78 KB )
  84. /data/web/baijiao_branch_collect/app/middleware.php ( 0.26 KB )
  85. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Pipeline.php ( 2.61 KB )
  86. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/TraceDebug.php ( 3.40 KB )
  87. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Route.php ( 23.73 KB )
  88. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleName.php ( 5.75 KB )
  89. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Domain.php ( 2.53 KB )
  90. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleGroup.php ( 22.43 KB )
  91. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Rule.php ( 26.95 KB )
  92. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleItem.php ( 9.78 KB )
  93. /data/web/baijiao_branch_collect/route/app.php ( 3.05 KB )
  94. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Route.php ( 4.70 KB )
  95. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/dispatch/Controller.php ( 4.74 KB )
  96. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Dispatch.php ( 10.44 KB )
  97. /data/web/baijiao_branch_collect/app/controller/Index.php ( 33.26 KB )
  98. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Request.php ( 9.20 KB )
  99. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Url.php ( 14.07 KB )
  100. /data/web/baijiao_branch_collect/app/model/IndexModel.php ( 19.95 KB )
  101. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Config.php ( 1.37 KB )
  102. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Cache.php ( 2.06 KB )
  103. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/facade/Db.php ( 0.93 KB )
  104. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/connector/Mysql.php ( 5.73 KB )
  105. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/PDOConnection.php ( 53.74 KB )
  106. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Connection.php ( 8.39 KB )
  107. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/ConnectionInterface.php ( 4.57 KB )
  108. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/builder/Mysql.php ( 16.58 KB )
  109. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Builder.php ( 24.07 KB )
  110. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseBuilder.php ( 27.50 KB )
  111. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Query.php ( 15.97 KB )
  112. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseQuery.php ( 45.13 KB )
  113. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TimeFieldQuery.php ( 7.43 KB )
  114. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/AggregateQuery.php ( 3.26 KB )
  115. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ModelRelationQuery.php ( 20.07 KB )
  116. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ParamsBind.php ( 3.66 KB )
  117. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ResultOperation.php ( 7.01 KB )
  118. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/WhereQuery.php ( 19.37 KB )
  119. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/JoinAndViewQuery.php ( 7.11 KB )
  120. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TableFieldInfo.php ( 2.63 KB )
  121. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/Transaction.php ( 2.77 KB )
  122. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/driver/File.php ( 5.96 KB )
  123. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/LogHandlerInterface.php ( 0.86 KB )
  124. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/Channel.php ( 3.89 KB )
  125. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/event/LogRecord.php ( 1.02 KB )
  126. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/Collection.php ( 16.47 KB )
  127. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Response.php ( 8.81 KB )
  128. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/response/View.php ( 3.29 KB )
  129. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cookie.php ( 6.06 KB )
  130. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/View.php ( 4.39 KB )
  131. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/view/driver/Php.php ( 6.44 KB )
  132. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/TemplateHandlerInterface.php ( 1.60 KB )
  133. /data/web/baijiao_branch_collect/view/index/pc/school_about.php ( 2.49 KB )
  134. /data/web/baijiao_branch_collect/view/index/pc/school_top.php ( 5.76 KB )
  135. /data/web/baijiao_branch_collect/view/index/pc/school_right.php ( 2.17 KB )
  136. /data/web/baijiao_branch_collect/view/index/pc/school_bottom.php ( 1.16 KB )
  137. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.001765s ] mysql:host=127.0.0.1;port=3306;dbname=baijiao_branch_collect;charset=utf8
  2. SHOW FULL COLUMNS FROM `fqi_school` [ RunTime:0.001208s ]
  3. SELECT * FROM `fqi_school` WHERE `school_id` = '2611' AND `site_id` = 4 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000285s ]
  4. SHOW FULL COLUMNS FROM `fqi_school_class` [ RunTime:0.000589s ]
  5. SELECT * FROM `fqi_school_class` WHERE `school_id` = 2611 [ RunTime:0.000214s ]
  6. SHOW FULL COLUMNS FROM `fqi_school_campus` [ RunTime:0.000607s ]
  7. SELECT * FROM `fqi_school_campus` WHERE `school_id` = 2611 [ RunTime:0.000219s ]
  8. SHOW FULL COLUMNS FROM `fqi_school_about` [ RunTime:0.000534s ]
  9. SELECT * FROM `fqi_school_about` WHERE `school_id` = '2611' LIMIT 1 [ RunTime:0.015438s ]
  10. SHOW FULL COLUMNS FROM `fqi_school_photo` [ RunTime:0.001578s ]
  11. SELECT * FROM `fqi_school_photo` WHERE `school_id` = '2611' [ RunTime:0.000292s ]
  12. SHOW FULL COLUMNS FROM `fqi_school_course` [ RunTime:0.009432s ]
  13. SELECT * FROM `fqi_school_course` WHERE `school_id` = 2611 AND `site_id` = 4 AND `course_status` = 1 AND `school_status` = 1 ORDER BY `course_id` DESC LIMIT 4 [ RunTime:0.001320s ]
  14. SELECT * FROM `fqi_school_course` WHERE `school_id` = 2611 AND `school_status` = 1 AND `course_status` = 1 ORDER BY `course_id` DESC LIMIT 8 [ RunTime:0.002310s ]
  15. SHOW FULL COLUMNS FROM `fqi_school_news` [ RunTime:0.002271s ]
  16. SELECT * FROM `fqi_school_news` WHERE `school_id` = 2611 ORDER BY `click` DESC,`news_id` DESC LIMIT 5 [ RunTime:0.002143s ]
  17. SELECT `school_id`,`school_name` FROM `fqi_school` WHERE `site_id` = 4 AND `school_status` = 1 AND `school_id` < '2611' ORDER BY `school_id` DESC LIMIT 20 [ RunTime:0.004500s ]
0.049454s