go with some examples man.
example answers: 1 or 9999 or 5000.
See other Hack challenges - 205, 207, 709.
Add two numbers
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Duplicate each element of a vector.
Sum the numbers on the main diagonal
Knot Count - Speed
DNA Pattern Match: Performance Metric - Speed
Packing Santa's Sleigh: First Layer
PACMAT 09 - Awesome Tunnelling Ghosts, Equal Speed, 20 Lives, Game Download
GJam 2014 Rd 1c: Train Cars
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