编写K-均值聚类算法程序，对下图所示数据进行聚类分析(选k=2)-prepare K-means clustering algorithm, the data shown in the chart below cluster analysis (EAC k = 2)

最小结构股票源代码。可供开发股票软件的朋友借鉴。-The smallest share the source code structure. For the development of the stock software from a friend.