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Decompress a Sparse Matrix (WIP)
The dual of this challenge
Decompress a sparse matrix using Compressed sparse row (CSR, CRS or Yale format).
Input will be a list of 3 lists, e.g.
[5, 8, 3, 6]
[0, 0, 2, 3, 4]
[0, 1, 2, 1,]
Output will be a decompressed matrix/list of lists:
[[0 0 0 0],
[5 8 0 0...