OEIS link for a description of lunar arithmetic
Simply take the larger digit when adding and take the smaller digit when multiplying.
What is the next step in Conway's Life?
Check if sorted
Project Euler: Problem 5, Smallest multiple
Calculate the derivative of a polynomial
Maximum value in a matrix
Calculate trends in time series
Decrypt a secret message!
Happy Free Wednesday!
Net Present Value of a Stream of Cash Flows
Hexagonal numbers on a spiral matrix
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