Too bad this problem number has a '5' in it! :-)
Any suggestions on my brute force method?
sorry, I added a couple of test cases to discourage this sort of solutions
Word Counting and Indexing
Program an exclusive OR operation with logical operators
Generate N equally spaced intervals between -L and L
Split a string into chunks of specified length
Side of a rhombus
Fastest shortest-path-finder in the west
pay it forward
the fly, the train, the second train, and their Zeno's paradox
One track five lanes
fly fly away
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