The problem statement is misleading. 'if x' and 'if isequal(x, true)' are different conditions.
radius of a spherical planet
Sum the elements in either diagonal of a square matrix
select the primes of a vector
Multiply by 3
Insert structure in a parameter-cell array.
Add a row of zeros on top of a matrix
Wayfinding 2 - traversing
Wayfinding 1 - crossing
Wayfinding 5 - Travel contour
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