In the place of "Find the sum of all products whose...", I would say: "Find the number of all products whose..." ;-)
Why  instead of 0?
Since I have kludged a solution together, can I have a hint?
this solution works on my comupter
I see the first test command line is corrupted
:( :( :(
I've fixed that first line in the test suite. Try it again.
Are all the three given point in the same line?
Divisors for big integer
The Top 5 Primes
Find the nearest prime number
Find the path through the cell
Getting the indices from a matrice
Longest Collatz Sequence
Numbers spiral diagonals (Part 2)
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