分别用两个一维数组存放一个上三角矩阵和一个下三角矩阵，完成两矩阵的乘法并输出结果(使用特殊矩阵基本算法)-Were placed with two one-dimensional array of an upper triangular matrix and a lower triangular matrix, the completion of the two matrix multiplication and the output (using a special matrix of bas