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README.md |
README.md
Sign
Instructions
Create a function named sign
that takes one number argument; returning 1
if the number is positive, -1
if the number is negative and 0
if the number is exactly 0.
You must not just use
Math.sign
, make your own.
Create a function named sameSign
that takes 2 numbers as arguments and returns true
if they both have the same sign, or false otherwise.
Notions
Code provided
The provided code will be added to your solution, and does not need to be submitted.
Math.sign = undefined