solution is incorrect
Not really, we need to determine the first non-zero element in each column, not row.
Reverse the Words (not letters) of a String
Generate N equally spaced intervals between -L and L
Cell Counting: How Many Draws?
07 - Common functions and indexing 3
Matrix with different incremental runs
Matrix which contains the values of an other matrix A at the given locations.
Create a matrix X, where each column is a shifted copy of the vector v
Duplicate each element of a vector.
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