实现稀疏矩阵压缩存储上的基本运算。

（1）存储结构选择三元组存储方式

（2）实现两个稀疏矩阵的相加、相减与乘法运算，并输出运算结果

（3）实现稀疏矩阵的转置运算。

-To achieve the basic operation of sparse matrix compression storage.

(1) storage structure selection triad storage

(2) to achieve two sparse matrix addition, subtraction and multiplication, and output the results of the operation

(3) to achieve sparse matrix transpose operation.