Update Remove Nth Node from End of List - Leetcode 19.py

rai-abhi24 · web-flow · commit c81513fab45a · 2024-05-12T08:59:15.000+05:30
diff --git a/Remove Nth Node from End of List - Leetcode 19.py b/Remove Nth Node from End of List - Leetcode 19.py
@@ -6,10 +6,14 @@ def removeNthFromEnd(self, head: Optional[ListNode], n: int) -> Optional[ListNod
 
         for _ in range(n + 1):
             ahead = ahead.next
+
         while ahead:
             behind = behind.next
             ahead = ahead.next
 
         behind.next = behind.next.next
 
         return dummy.next
+
+# Time Complexity: O(n)
+# Space Complexity: O(1)
