Add only the positive numbers of x
x = [-2 -1 0 1 2 3]
the positive numbers are: 1 2 3, so their sum is 6
Finding Perfect Squares
Replace May with April
Flip the main diagonal of a matrix
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
Change matrix to vector
Magnitude of a vector
All odd - all even
Connect 4 (the boardgame)
Second smallest number
Remove multiples of N
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