A source of commercial software, including databases, graphics and other operati...

有关B-树的删除添加修改操作-the B-tree to add amendments to delete operation

描述 问题描述： 给定一个只包含数字[0..9]的字符串，求使用字符串中的某些字符，构建一个能够整除15的最大的整数。 注意，字符串中的每个字符只能使用一次。 编程任务： 求由给定字符串构建的能够整除15的最大整数。-Description of the problem description: Given a contain only numbers [0 .. 9] of the string, seeking to use some of the characters in the string, one can build the largest integer divisible by 15. Note that the string for each character can only be used once. Programming task: seeking from the given string that can build the largest integer divisible by 15.

初学者学习c语言数据结构的编码，-Beginners to learn c language data structure encoding,

函数ExceltoDB_Fcn实现的功能是从excel表格读取数据到数据库DB中。-Function ExceltoDB_Fcn realize the function is to read data from excel spreadsheet to the database in the DB.

篮球赛抽签系统，先输入球队数，由随机函数在1-N抽取一个数，作为初始密码，出列第一支球队，然后根据各队输入本队密码，利用joseph环，使每次出列的球队密码作为新的密码，直到所有球队出列，即可确定分组顺序-Basketball lottery system, first enter the team number by the random function in the 1-N taken a number, as the initial password, the first teams out of the column, and then each team enter the team password, using joseph ring, so that each second team out of the column as a new password password, until all the teams out of the column, you can determine the packet sequence

1、显示（总浏览、总IP、今日浏览、今日IP、昨日浏览、昨日IP、最高浏览、最高IP、平均日浏览、平均日IP、共统计天数、访问IP） 2、整个程序共三个文件（数据库、数据页面、调用页面） 请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报

供销信息查询系统-Marketing Information System

专家库管理系统(多用户)-expert database management system (multi-user)

微软msde，数据库引擎得简单查许分析器-Microsoft MSDE database engines were simple check Xu Analyzer

欢迎使用是用Visual FoxPro 7.0数据库开发典型实例-welcomed the use of Visual FoxPro 7.0 database development typical examples