}

	return ret
}

func (r Seq[T]) Iterator() Iterator[T] {
	idx := 0

	return Iterator[T]{
		IsHasNext: func() bool {
			return idx < r.Size()
		},
		GetNext: func() T {
			ret := r[idx]
			idx++
			return ret
		},
	}
}

type Iterator[T any] struct {
	IsHasNext func() bool
	GetNext   func() T
}

func (r Iterator[T]) ToSeq() Seq[T] {
	ret := Seq[T]{}
	for r.HasNext() {