图像分割程序，其中包含两个分割的程序，有一维最大类间方差分割算法和二维最大类间方差算法，还有两个独立的一维直方图和二维直方图的建立，希望对学习图像分割的同学有帮助~(Image segmentation program, which contains two divided programs, one-dimensional maximum inter-class variance segmentation algorithm and two-dimensional maximum interclass variance algorithm, there are two independent one-dimensional histogram and the establishment of two-dimensional histogram, Image division of the students to help ~)