go with some examples man.
example answers: 1 or 9999 or 5000.
See other Hack challenges - 205, 207, 709.
Implement a ROT13 cipher
Detect a number and replace with two NaN's
Magic is simple (for beginners)
Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
R2012b atan in Degrees
GJam 2014 China Rd A: Read Phone Number (Large)
Image Processing 003: Interferometer Data Interpolation
Battleship_010 : (TM) Classic Game - Methodical Bot (100 move max)
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