Brief Description of role of each file in project: An n n square matrix is said to be sparse if the number of non-zero entries (abbreviated NNZ) is small compared to the total number of entries, 𝑛2.

/*Given a 2D square matrix, print the matrix in a spiral order. Refer examples for more details. From interviews point of view, after you scan the matrix in a 2D array, try to print the matrix in a ...