Create an n-by-n matrix with elements ranging from 1 to n^2 in a rectangular spiral pattern.
Example if n = 5 :
21 22 23 24 25
20 7 8 9 10
19 6 1 2 11
18 5 4 3 12
17 16 15 14 13
Return the 3n+1 sequence for n
Find the peak 3n+1 sequence value
Vectorizing, too easy or too hard?
intersection of matrices
Count up then down
Combinations without using nchoosek
Cody Computer Part 5 - Guess the Name of Cody Computer
Fill a zeros matrix
Get the elements of diagonal and antidiagonal for any m-by-n matrix
Cody Computer Part 3 - Detect the graphic card used on Cody Computer
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