Replicate each element of a row vector (with NaN) a constant number of times.
n=2, A=[1 2 3] -> [1 1 2 2 3 3]
n=0, A=[2 1] -> 
Prime factor digits
Indexed Probability Table
Count up then down
Find the logic
Close MATLAB with keyboard
Numbers spiral diagonals (Part 2)
Sum of big primes without primes
Longest Collatz Sequence
Decrypt the cypher using XOR encryption (for beginners)
Without the French accent please!
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