collection

type Map[K comparable, V any] interface {
	Put(key K, value V)
	Get(key K) (value V, found bool)
	Remove(key K)
	Keys() []K
	Empty() bool
	Size() int
	Clear()
	Values() []V
	String() string
}

type Set[T constraints.Ordered] interface {
	Add(t T)
	Remove(t T)
	Contains(t T) bool
	Count() int
	IsEmpty() bool
	GetSorted() []T
	Complement(other Set[T]) Set[T]
}