opticocablg

把vc++7工程转换为vc++6的小工具。用法：prjconverter c: mpetterxmletterxml.sln(VC++7 to VC++6 project converter)

说明：  以3月5日为例，应该先把前两个月的加起来，然后再加上5天即本年的第几天，特殊 　　　　　　 情况，闰年且输入月份大于3时需考虑多加一天。(To March 5, for example, should the first two months of the combined first and then add the 5th day of the first few days of this year, special circumstances, a leap year and enter the 3 months to consider more than one day.)

sin()函数 给定一个弧度值或者任意数值，可以计算相应的sin值即正弦值(sin () function is given a value, or any value in radians, we can calculate the corresponding value of the sine value sin)

统计字母出现的频率，统计英文文章相应字母出现概率(Statistics the frequency of occurrence of English letters, the letters corresponding to probability statistics)

用启发式算法实现一字琪，人工智能实验用启发式算法实现一字琪，人工智能实验(Heuristic algorithm using the word Qi, artificial intelligence experiments realize the word Qi heuristic algorithms, artificial intelligence experiment)

使用VC++ 6.0 获取主板的序列号。(Get motherboard s serial number using VC++ 6.0)

说明：  电子地图管理系统，实现文件的读取，检索，与排序(Electronic map management system, document read, search, and sort)

STM32的IAP升级程序，已经是可以用的，是用SD卡升级的程序，简单好用，有需要的朋友可以直接用(The STM32 IAP upgrade process, it is already possible to use, is to use the SD card upgrade program, easy to use, a friend in need can be directly used)

Examples c++Builder6

一个简单的计算器程序，实现了加、减、乘、除计算(A simple calculator program to achieve the add, subtract, multiply, divide computing)