学习设计模式中的"对象+观察者"模式的一个入门程序，实现对象间的松耦合-A project of learning subject+ observer mode in design patterns to achieve loose coupling between objects.

贝叶斯算法的简单实现，例子是不同天气下做出的不同出行决定做训练数据，然后将训练数据作为新数据重新分类。-The Bayesian algorithm simple to achieve, for example is to make different travel under different weather decided to do the training data, and then the training data as new data reclassified.

c++编写的天气预报小程序，vs2005开发，在断网的情况下会有点小bug，对学习MFC，c++比较有帮助-c++ small program written in weather forecasting, vs2005 development, in the case of the network will be a little off the bug, to learn MFC, c++ more helpful