solution is incorrect
Not really, we need to determine the first non-zero element in each column, not row.
Implement a ROT13 cipher
Back to basics 25 - Valid variable names
Determine Whether an array is empty
Area of an Isoceles Triangle
Find the elements of a matrix according to a defined property.
Matrix which contains the values of an other matrix A at the given locations.
A quadrant matrix
Duplicate each element of a vector.
Matrix with different incremental runs
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