Getting reference of a sub-matrix in java

Question

I need to do parallel processing of sub-matrices recursively (original matrix divided into 4 passed into a method). The matrix is stored as a 2D array. I can\'t copy the ele

Answer 1

You already got an answer from Lagerbaer in the question that you reference. You just pass the array (which is a reference to the array in fact), and 4 extra parameters, which are the minimum and maximum x and y coordinates in the original array.