2024 Day 4 Complete!

helpers/coordinate.go

@@ -26,24 +26,29 @@ func (c *Coordinate) MoveNE() {
 	c.X++
 	c.Y--
 }
+
 func (c *Coordinate) MoveSE() {
 	c.X++
 	c.Y++
 }
+
 func (c *Coordinate) MoveSW() {
 	c.X--
 	c.Y++
 }
+
 func (c *Coordinate) MoveNW() {
 	c.X--
 	c.Y--
 }
+
 func (c Coordinate) Add(o Coordinate) Coordinate {
 	return Coordinate{
 		X: c.X + o.X,
 		Y: c.Y + o.Y,
 	}
 }
+
 func (c Coordinate) Mul(by int) Coordinate {
 	return Coordinate{
 		X: c.X * by,
@@ -54,36 +59,46 @@ func (c Coordinate) Mul(by int) Coordinate {
 func (c Coordinate) North() Coordinate {
 	return Coordinate{X: c.X, Y: c.Y - 1}
 }
+
 func (c Coordinate) East() Coordinate {
 	return Coordinate{X: c.X + 1, Y: c.Y}
 }
+
 func (c Coordinate) South() Coordinate {
 	return Coordinate{X: c.X, Y: c.Y + 1}
 }
+
 func (c Coordinate) West() Coordinate {
 	return Coordinate{X: c.X - 1, Y: c.Y}
 }
+
 func (c *Coordinate) NW() Coordinate {
 	return Coordinate{X: c.X - 1, Y: c.Y - 1}
 }
+
 func (c *Coordinate) NE() Coordinate {
 	return Coordinate{X: c.X + 1, Y: c.Y - 1}
 }
+
 func (c *Coordinate) SW() Coordinate {
 	return Coordinate{X: c.X - 1, Y: c.Y + 1}
 }
+
 func (c *Coordinate) SE() Coordinate {
 	return Coordinate{X: c.X + 1, Y: c.Y + 1}
 }
+
 func (c *Coordinate) GetOrthNeighbors() []Coordinate {
 	return []Coordinate{c.North(), c.East(), c.South(), c.West()}
 }
+
 func (c *Coordinate) GetAllNeighbors() []Coordinate {
 	return []Coordinate{
 		c.North(), c.NE(),
 		c.East(), c.SE(),
 		c.South(), c.SW(),
-		c.West(), c.NW()}
+		c.West(), c.NW(),
+	}
 }
 
 func (c *Coordinate) GetNorthCoord() *Coordinate {
@@ -92,18 +107,21 @@ func (c *Coordinate) GetNorthCoord() *Coordinate {
 		Y: c.Y - 1,
 	}
 }
+
 func (c *Coordinate) GetEastCoord() *Coordinate {
 	return &Coordinate{
 		X: c.X + 1,
 		Y: c.Y,
 	}
 }
+
 func (c *Coordinate) GetSouthCoord() *Coordinate {
 	return &Coordinate{
 		X: c.X,
 		Y: c.Y + 1,
 	}
 }
+
 func (c *Coordinate) GetWestCoord() *Coordinate {
 	return &Coordinate{
 		X: c.X - 1,
@@ -143,6 +161,7 @@ func (c Coordinate) Distance(t Coordinate) int {
 func (c Coordinate) Equals(c2 Coordinate) bool {
 	return c.X == c2.X && c.Y == c2.Y
 }
+
 func (c Coordinate) Adjacent(c2 Coordinate) bool {
 	return c2.Equals(c.North()) ||
 		c2.Equals(c.NE()) ||
@@ -163,6 +182,7 @@ func GetHighestY(list ...Coordinate) int {
 	}
 	return top
 }
+
 func GetLowestY(list ...Coordinate) int {
 	bot := math.MaxInt
 	for i := range list {
@@ -172,6 +192,7 @@ func GetLowestY(list ...Coordinate) int {
 	}
 	return bot
 }
+
 func GetLowestX(list ...Coordinate) int {
 	bot := math.MaxInt
 	for i := range list {
@@ -181,6 +202,7 @@ func GetLowestX(list ...Coordinate) int {
 	}
 	return bot
 }
+
 func GetHighestX(list ...Coordinate) int {
 	top := math.MinInt
 	for i := range list {

helpers/coordinateByteMap.go

@@ -49,9 +49,11 @@ func StringSliceToCoordByteMap(input []string) CoordByteMap {
 func (m *CoordByteMap) RowCount() int {
 	return m.BRY - m.TLY
 }
+
 func (m *CoordByteMap) ColCount() int {
 	return m.BRX - m.TLX
 }
+
 func (m *CoordByteMap) GetRow(y int) []byte {
 	if m.Repeats {
 		y = (y + m.BRY) % m.BRY
@@ -62,6 +64,7 @@ func (m *CoordByteMap) GetRow(y int) []byte {
 	}
 	return resp
 }
+
 func (m *CoordByteMap) GetCol(x int) []byte {
 	if m.Repeats {
 		x = (x + m.BRX) % m.BRX
@@ -72,12 +75,14 @@ func (m *CoordByteMap) GetCol(x int) []byte {
 	}
 	return resp
 }
+
 func (m *CoordByteMap) AddRow(row []byte) {
 	y := m.BRY + 1
 	for x := 0; x < len(row); x++ {
 		m.Put(Coordinate{X: x + m.TLX, Y: y}, row[x])
 	}
 }
+
 func (m *CoordByteMap) AddCol(col []byte) {
 	x := m.BRX + 1
 	for y := 0; y < len(col); y++ {
@@ -142,9 +147,11 @@ func (m *CoordByteMap) Delete(pos Coordinate) {
 func (m *CoordByteMap) Height() int {
 	return m.BRY - m.TLY
 }
+
 func (m *CoordByteMap) Width() int {
 	return m.BRX - m.TLX
 }
+
 func (m *CoordByteMap) ReplaceAll(o, n byte) {
 	for y := m.TLY; y <= m.BRY; y++ {
 		for x := m.TLX; x <= m.BRX; x++ {
@@ -238,7 +245,7 @@ func (m *CoordByteMap) FindFirst(b byte) (Coordinate, error) {
 			}
 		}
 	}
-	return Coordinate{}, errors.New("Not Found")
+	return Coordinate{}, errors.New("not found")
 }
 
 // FindLast searches right to left, bottom to top for the last
@@ -355,18 +362,21 @@ func (m *CoordByteMap) GrowNorth(size int, val byte) {
 		m.Put(Coordinate{X: x, Y: tlY}, val)
 	}
 }
+
 func (m *CoordByteMap) GrowEast(size int, val byte) {
 	brX := m.BRX + 1
 	for y := m.TLY; y <= m.BRY; y++ {
 		m.Put(Coordinate{X: brX, Y: y}, val)
 	}
 }
+
 func (m *CoordByteMap) GrowSouth(size int, val byte) {
 	tlY := m.BRY + 1
 	for x := m.TLX; x <= m.BRX; x++ {
 		m.Put(Coordinate{X: x, Y: tlY}, val)
 	}
 }
+
 func (m *CoordByteMap) GrowWest(size int, val byte) {
 	brX := m.TLX - 1
 	for y := m.TLY; y <= m.BRY; y++ {
@@ -396,6 +406,7 @@ func (m CoordByteMap) Map(l func(c Coordinate, in byte) byte) CoordByteMap {
 	}
 	return i
 }
+
 func (m CoordByteMap) RowAsString(y int) string {
 	var res string
 	for x := m.TLX; x <= m.BRX; x++ {
@@ -403,6 +414,7 @@ func (m CoordByteMap) RowAsString(y int) string {
 	}
 	return res
 }
+
 func (m CoordByteMap) ColAsString(x int) string {
 	var res string
 	for y := m.TLY; y <= m.BRY; y++ {
@@ -470,6 +482,7 @@ func (m *Coord3dByteMap) Get(pos Coordinate3d) byte {
 	}
 	return m.Field[pos]
 }
+
 func (m *Coord3dByteMap) Opt(pos Coordinate3d, def byte) byte {
 	if v, ok := m.Field[pos]; ok {
 		return v