Make the following variable:
A 3x4 NaN (Not a Number) matrix
(Hint: use nan)
Test suite check will work for incorrect answers too :(
Swap the input arguments
How many trades represent all the profit?
Given a window, how many subsets of a vector sum positive
How many jokers?
06 - Matrix Equations 2
05 - Vector Equations 2
07 - Common functions and indexing 4
07 - Common functions and indexing 2
02 - Vector Variables 3
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