Given a vector, find the average of even-numbered columns.
x = [ 4 6 8 9 1 2 7 ]
y = ( 6 + 9 + 2 ) / 3
Getting logical indexes
Swap two numbers
Find the product of a Vector
find the surface area of a cube
Average of odd values
Probability of red tulips
Hex numbers' sum in dec
Let's eat cake with friends!
Delete the column with all 0 in the TABLE
Calculate feeling temperature before climbing a mountain
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