Sum the 'edge' values of an input matrix (the values along the perimeter).
[1 2 3
4 5 6
7 8 9]
Output = 1 + 2 + 3 + 6 + 9 + 8 + 7 + 4 = 40;
Assumption: Input matrix equal or bigger than 3x3.
how does this work?
"find" can delete,do you agree?
Sums with Excluded Digits
So many choices
Find nearest prime number less than input number
07 - Common functions and indexing 5
Compare two input matrices
Avalaible area: wall construction
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