2022 Day 14 Complete!

helpers/coordinate.go

@@ -18,6 +18,27 @@ func (c Coordinate) Relative(t Coordinate) Coordinate {
 	return Coordinate{X: c.X + t.X, Y: c.Y + t.Y}
 }
 
+func (c *Coordinate) MoveSouth() { c.Y++ }
+func (c *Coordinate) MoveNorth() { c.Y-- }
+func (c *Coordinate) MoveEast()  { c.X++ }
+func (c *Coordinate) MoveWest()  { c.X-- }
+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) North() Coordinate {
 	return Coordinate{X: c.X, Y: c.Y - 1}
 }
@@ -75,6 +96,9 @@ func CoordinateFromString(str string) *Coordinate {
 	c := Coordinate{}
 	r := strings.NewReader(str)
 	_, err := fmt.Fscanf(r, "[%d, %d]", &c.X, &c.Y)
+	if err != nil {
+		_, err = fmt.Fscanf(r, "%d,%d", &c.X, &c.Y)
+	}
 	if err != nil {
 		panic(err)
 	}