What is the second smallest number in x?
x = [1 2 3 4 5 6 7 8 9]
y = 2
Back to basics 21 - Matrix replicating
Will there be a new leader?
Insert zeros into vector
The sum of the numbers in the vector
01 - Scalar variables
Connect 4 (the boardgame)
All odd - all even
Add the positive numbers
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