A good opportunity to implement a hashtable: lots of collisions without it.
A re-post of Solution 1137054, because that one doesn't appear in the list of solutions, for some reason (I'm not sure why).
Connect Four Win Checker
Least common multiple of many numbers
Remove the two elements next to NaN value
Replace multiples of 5 with NaN
Negation and new variables
Replicate elements in vectors
Can you beat the lottery again (for hardcore coder) ?
Pandigital number n°3 (Inspired by Project Euler 32)
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