very cool question: learn some new tricks, and get 10 points, why not?!
Hint to spare the pain : string(NaN)==
Which doors are open?
Program an exclusive OR operation with logical operators
What number has this problem?
Calculate Amount of Cake Frosting
Calculate Inner Product
Toeplitize a matrix
Words Count: A String Array Approach
Spot the First Occurrence of 5
Fast 1-D Convolution (valid shape)
Fast 1-D Convolution (full shape)
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