very cool question: learn some new tricks, and get 10 points, why not?!
Hint to spare the pain : string(NaN)==
Getting logical indexes
Calculate the area of a triangle between three points
Equal to their cube
Verify Law of Large Numbers
Hankelize a matrix
String Array Basics, Part 2: Convert String Array to Cell Array; No Missing Values
Group-wise Euclidean distance
Histogram of histogram
String Array Basics, Part 4: Convert String Array with Missing Values to Cell Array
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