day9

package

v0.0.0-...-552ec1b Latest Latest Go to latest Published: Oct 5, 2023 License: GPL-3.0 Imports: 4 Imported by: 0

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func A(input *advent.Input) (int, error)

func B(input *advent.Input) (int, error)

type Basin mapset.Set

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

func NewBasinFinder(input *advent.Input) BasinFinder

func (bf *BasinFinder) FindAll()

func (bf *BasinFinder) FindBasinFrom(pt utils.Point)

FindBasinFrom recursively visits all points in a basin from some starting point

func (bf *BasinFinder) HasVisited(pt utils.Point) bool

func (bf *BasinFinder) InBasin(pt utils.Point) bool

func (bf *BasinFinder) Visit(pt utils.Point)

type HeightMap [][]int

func (m *HeightMap) GetAdjacentPoints(pt utils.Point) []utils.Point

func (m *HeightMap) Height() int

func (m *HeightMap) HeightAt(pt utils.Point) int

func (m *HeightMap) IsLowPoint(pt utils.Point) bool

func (m *HeightMap) IsOnMap(pt utils.Point) bool

func (m *HeightMap) RiskLevel(pt utils.Point) int

func (m *HeightMap) Width() int