diff --git a/Algorithms/143.Reorder List/143. Reorder List.go b/Algorithms/143. Reorder List/143. Reorder List.go
similarity index 86%
rename from Algorithms/143.Reorder List/143. Reorder List.go
rename to Algorithms/143. Reorder List/143. Reorder List.go
index 2fae72a9..9fef7121 100644
--- a/Algorithms/143.Reorder List/143. Reorder List.go	
+++ b/Algorithms/143. Reorder List/143. Reorder List.go	
@@ -64,3 +64,16 @@ func reorderList_1(head *ListNode) *ListNode {
 	}
 	return head
 }
+
+func listToArray(head *ListNode) []int {
+	array := []int{}
+	if head == nil {
+		return array
+	}
+	cur := head
+	for cur != nil {
+		array = append(array, cur.Val)
+		cur = cur.Next
+	}
+	return array
+}
diff --git a/Algorithms/143.Reorder List/143. Reorder List_test.go b/Algorithms/143. Reorder List/143. Reorder List_test.go
similarity index 100%
rename from Algorithms/143.Reorder List/143. Reorder List_test.go
rename to Algorithms/143. Reorder List/143. Reorder List_test.go
diff --git a/Algorithms/143.Reorder List/README.md b/Algorithms/143. Reorder List/README.md
similarity index 100%
rename from Algorithms/143.Reorder List/README.md
rename to Algorithms/143. Reorder List/README.md