该程序用于输出所谓的“魔幻矩阵”——即用户输入所需要矩阵的行数（前提为奇数，否则程序发送错误信息提醒用户输入正确数据），然后程序输出每行，每列以及对角线上的各数之和为同一个数。-The procedure used to output the so-called　magic matrix - that is, the user enters the required number of rows in the matrix (the premise is odd, or else send an error message to remind the user to enter the correct data), and then output each line, each and c. the number of lines and for the same number.