有输入界面（图形或文字界面都可），能区分加法、减法、乘法和转置；能处理任意输入的典型数据和进行出错数据处理（例如乘法，当第一个矩阵的列数不等于第二个矩阵的行数时）；必须采用三元组作存储结构，不能采用数组等形式；输出要求用矩阵的形式输出-Input interface (graphical or text interfaces are available), can distinguish addition, subtraction, multiplication and transposition　capable of handling typical data input and perform any error data processing (eg multiplication, when the number of columns in the first matrix is ​ ​ not equal to the first When the number of rows of two matrices)　must triples as storage structure, can not be used in the form of an array, etc.　output requirements in the form of a matrix output