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).
Matrix with different incremental runs
Specific Element Count
Are all the three given point in the same line?
Piecewise linear interpolation
Determine if input is a perfect number
Negation and new variables
Can you beat the lottery again (for hardcore coder) ?
Find the path through the cell
Pandigital number n°3 (Inspired by Project Euler 32)
Two functions (to be sure)
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