Update 0210-course-schedule-ii.go

superj80820 · Dec 2, 2024 · 2bdcbd6 · 2bdcbd6
1 parent 06e8a60
commit 2bdcbd6
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/neetcode/0210-course-schedule-ii.go b/neetcode/0210-course-schedule-ii.go
@@ -6,9 +6,6 @@
 // `e` is number of prerequisites
 func findOrder(numCourses int, prerequisites [][]int) []int {
 	preMap := make(map[int][]int)
-	for i := 0; i < numCourses; i++ {
-		preMap[i] = []int{}
-	}
 	for _, prerequisite := range prerequisites {
 		preMap[prerequisite[0]] = append(preMap[prerequisite[0]], prerequisite[1])
 	}
@@ -46,4 +43,4 @@ func findOrder(numCourses int, prerequisites [][]int) []int {
 		}
 	}
 	return res
-}
+}