魔方阵，古代又称“纵横图”，是指

组成元素为自然数1、2…n 的平方的n×n

的方阵，其中每个元素值都不相等，且每

行、每列以及主、副对角线上各n 个元素

之和都相等。编写程序输入魔方阵（ n 为

奇数,n<25）。-Magic square, the ancient, also known as " China plans"　refers to the number of elements in a natural square 1,2 ... n the n × n square, which is not equal to the value of each element and each row, each column, as well as the main , Vice-diagonal elements of the n and are equal. Programming input magic square (n is odd, n < 25).