Make the following variable:
A 3x4 NaN (Not a Number) matrix
(Hint: use nan)
Test suite check will work for incorrect answers too :(
Back to basics 10 - Max Float
Find the largest value in the 3D matrix
Number of 1s in a binary string
03 - Matrix Variables 6
07 - Common functions and indexing 2
02 - Vector Variables 3
02 - Vector Variables 1
01 - Scalar variables
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