The are more fucntions added to the "see also" of the function 'help' (maybe until the last release).
Update test suite
Test suite has been updated and solutions rescored. My apologies for the inconvenience.
The test suite is outdated. The lookfor command no longer appears at the See-also section of the help command, and the See-also section of the command which has way more functions than listed in the test suite (MATLAB version R2020a).
Back to basics 9 - Indexed References
Return the first and last characters of a character array
Flag largest magnitude swings as they occur
Output any real number that is neither positive nor negative
Check if a directory is on the current MATLAB search path
How many figures currently exist?
Assign matrix elements to separate variables
Numeric array to cell array of strings (easy)
Calculate the Hamming distance between two strings
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