一个求二维数组鞍点的实例-a two-dimensional array for the example saddle point

寻找一个矩阵元素的鞍点的Fortran小程序，根据数据元素是否大于其周围八个点的值判断-Looking for a saddle point of the matrix elements of small Fortran program, according to the data element is larger than the judgment value of the surrounding eight points

寻找矩阵的鞍点，即行中元素的元素在其所在列中最大。-Looking saddle point matrix elements that line the elements in their maximum in the column.