Day 11 Cleanup and streamline

day11/main.go

@@ -11,18 +11,51 @@ import (
 	"github.com/fatih/color"
 )
 
-// x < 60
-
-var elevatorFloor int
-var floorInv [][]string
-var componentRegistry []string
+// This is a purely mathematical solution to this problem
+// We don't care about what the elements are.
+// Loop on each floor and consider:
+// 1: We have less than 3 items on the floor
+//		So move them all up; 1 total move
+// 2: We have more than 3 items on the floor
+//		So move two up and one back down; 2 total moves
 
 // Setting visual to true will output what's happening
 var visual bool
 
-// This code requires oxford commas in the input
 func main() {
 	input := stdinToStringSlice()
+	var numMoves int
+	if !visual {
+		var lvlItmCnts []int
+		for i := range input {
+			lvlItmCnts = append(lvlItmCnts, strings.Count(input[i], "generator")+strings.Count(input[i], "microchip"))
+		}
+		for i := 0; i < 3; i++ {
+			for lvlItmCnts[i] > 0 {
+				if lvlItmCnts[i] < 3 {
+					lvlItmCnts[i+1] = lvlItmCnts[i+1] + lvlItmCnts[i]
+					lvlItmCnts[i] = 0
+					numMoves++
+				} else {
+					lvlItmCnts[i] = lvlItmCnts[i] - 1
+					lvlItmCnts[i+1] = lvlItmCnts[i+1] + 1
+					numMoves = numMoves + 2
+				}
+			}
+		}
+	} else {
+		// Visual mode spits a lot more stuff out, so it has
+		// to track a lot more things...
+		numMoves = VisualMode(input)
+	}
+	fmt.Println("Number of moves:", numMoves)
+}
+
+func VisualMode(input []string) int {
+	// This code requires oxford commas in the input :)
+	var elevatorFloor int
+	var floorInv [][]string
+	var componentRegistry []string
 	for i := range input {
 		listIdx := strings.Index(input[i], "a ")
 		if listIdx == -1 {
@@ -33,6 +66,7 @@ func main() {
 		floorInv = append(floorInv, strings.Split(input[i], ", "))
 	}
 	for i := range floorInv {
+		elevatorFloor = i
 		for j := range floorInv[i] {
 			tp := "G"
 			if strings.Contains(floorInv[i][j], "microchip") {
@@ -70,19 +104,19 @@ func main() {
 			}
 			if visual {
 				ClearScreen()
-				PrintScreen()
+				PrintScreen(floorInv, elevatorFloor, componentRegistry)
 				time.Sleep(time.Millisecond * 250)
 			}
 		}
 	}
-	fmt.Println("Number of moves:", numMoves)
+	return numMoves
 }
 
 func ClearScreen() {
 	fmt.Print("\033[H\033[2J")
 }
 
-func PrintScreen() {
+func PrintScreen(floorInv [][]string, elevatorFloor int, componentRegistry []string) {
 	c := color.New(color.FgCyan)
 	w := color.New(color.FgWhite)
 	for i := len(floorInv); i > 0; i-- {