# Functions
Difference returns a new set which contains items which are in in the first set but not in the others.
Intersection returns a new set which contains items that only exist in all given sets.
IntSlice is a helper function that returns a slice of ints of s.
New creates and initalizes a new Set interface.
StringSlice is a helper function that returns a slice of strings of s.
SymmetricDifference returns a new set which s is the difference of items which are in one of either, but not in both.
Union is the merger of multiple sets.
# Interfaces
Interface is describing a Set.
# Type aliases
SetType denotes which type of set is created.