Please try to solve a harder version "Problem 44448. Project Euler: Problem 14 Longest Collatz sequence"
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The Goldbach Conjecture, Part 2
Project Euler: Problem 1, Multiples of 3 and 5
Swap the input arguments
Mirror, mirror on the wall, who is fairest of them all?
How many monitors are connected ?
Negation and new variables
Replicate elements in vectors
Find my secret number
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