The problem description and title have been updated.
After I submited my solution, return the message "While evaluating the solution, the server encountered an error caused by temporary unavailability of MATLAB Service. Wait a few minutes for the MATLAB Service to return, and then rescore.".
I have tried many times!!!
Which values occur exactly three times?
Are all the three given point in the same line?
Who is the smartest MATLAB programmer?
Create a vector
create a square matrix
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