Make a square matrix with this shape. For n=4
1 1 0 0
1 0 1 0
0 1 0 1
0 0 1 1
Sort a list of complex numbers based on far they are from the origin.
Find relatively common elements in matrix rows
The Hitchhiker's Guide to MATLAB
Swap two numbers
Altitude of locations on the earth
Derivative of polynomial
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