Sans test cases with rank 11 (or even 3), it's too easy to provide a solution which passes the test but fails for, say, dyadics. Or did the originator really mean to stick with tensors (rank 2) of arbitrary x and y dimension?
First non-zero element in each column
Getting the absolute index from a matrix
Find nearest prime number less than input number
Find the dimensions of a matrix
Divide by 4
For a given linear index as input for n sized square matrix, find corresponding row and column.
Print the date for a given number using Indian calendar reference
Can you reshape the matrix?
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