K-Means.java K-means分群法(组数数据皆不固定，以读入档案， iris.txt)-K-Means.java K-means grouping method (group, none fixed the number of data in order to read the file, iris.txt)

K-Means.java K-means分群法(組數資料皆不固定，開小視窗選檔案:A or B or iris，10 runs + output至Excel)-K-Means.java K-means grouping method (the number of data groups, none is fixed, to open a small window, select the file: A or B or iris, 10 runs+ output to Excel)