Given n as input, generate a n-by-n matrix 'O' using 0 and 1 .
[1 1 1 1
1 0 0 1
1 0 0 1
1 1 1 1]
three solution, all great.
Matrix with different incremental runs
Matlab Basics - Create a row vector
Matlab Basics - y as a function of x
Calculate mean value of any pair in a vector.
Prime numbers between a , b.
Find all repeated numbers
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