List Operators

ad [a: list] [b: any] -> list

Adds b to the end of a. Works in-place, also returns for legacy support

**DEPRECATION NOTICE: **The return value will be removed due to redundancy in a future version of the interpreter

rm [a: list]

Removes the last item of a

pt [a: list] [b: int] [c: any]

**Primary Operator: **Sets index b of list a to value c. Must be in-place.

gt [a: list] [b: int] -> any

Returns the item at index b of list a

girth [a: list, str] -> int

Returns the length of a