Added peak amount of goroutines as final stat for day 6

day6/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"runtime"
 	"strings"
 	"sync"
 
@@ -27,6 +28,8 @@ const (
 	MapStateGuardRight
 )
 
+var amountOfGoroutines = 1
+
 func parseStringIntoMapLine(line string) []MapState {
 	mapLine := []MapState{}
 	for _, r := range line {
@@ -229,6 +232,10 @@ func runCheck(area Map, addChan chan any, wg *sync.WaitGroup, isRoot bool) {
 	checkedStates := []State{}
 	for area.isGuardInMap() {
 		if isRoot {
+			activeRoutines := runtime.NumGoroutine()
+			if activeRoutines > amountOfGoroutines {
+				amountOfGoroutines = activeRoutines
+			}
 			nextElem, nextX, nextY := area.getFieldGuardIsFacing()
 			// fmt.Printf("Guard in root is facing %d:%d of type %d\n", nextX, nextY, nextElem)
 			// If is root and next field is empty, launch a new goroutine with that field being an obstacle
@@ -294,4 +301,5 @@ func main() {
 	wg.Wait()
 	close(addChan)
 	fmt.Printf("Task 2: %d\n", acc)
+	fmt.Printf("Peak nr of goroutines: %d\n", amountOfGoroutines)
 }