sparse

package

v1.2.0 Latest Latest Go to latest Published: Mar 29, 2020 License: BSD-3-Clause Imports: 0 Imported by: 14

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Package sparse implements sparse sets.

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type Set struct {
	// contains filtered or unexported fields
}

func NewSet(max uint32) *Set

NewSet returns a new Set with a given maximum size. The set can contain numbers in [0, max-1].

func (s *Set) Add(x uint32)

Add adds x to the set if it is not already there.

func (s *Set) Dense() []uint32

Dense returns the values in the set. The values are listed in the order in which they were inserted.

func (s *Set) Has(x uint32) bool

Has reports whether x is in the set.

func (s *Set) Init(max uint32)

Init initializes a Set to have a given maximum size. The set can contain numbers in [0, max-1].

func (s *Set) Len() int

Len returns the number of values in the set.

func (s *Set) Reset()

Reset clears (empties) the set.