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.
Find state names that start with the letter N
Swap the input arguments
Arrange vector in ascending order
Is it an Armstrong number?
I want to know everything!
How many monitors are connected ?
Find Missing Number
Numbers spiral diagonals (Part 2)
Narcissistic number ?
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