11、 稀疏矩阵转置： 输入稀疏矩阵中每个元素的行号、列号、值，建立稀疏矩阵的三元组存储结构，并将此矩阵转置，显示转置前后的三元组结构-11, sparse matrix transpose: Enter the sparse matrix in each element of the line number, column number, value, and the establishment of the triple sparse matrix storage structure, an