add time and space complexity

akgmage · akgmage · commit 0e0a2bc432c7 · 2023-02-21T23:37:19.000+05:30
diff --git a/Linked List/linked_list_pallindrome.cpp b/Linked List/linked_list_pallindrome.cpp
@@ -36,7 +36,8 @@
  * };
  */
 
-// TODO: Implement O(1) space
+// Time Complexity : O(n) Space Complexity: O(n)
+// TODO: Implement O(n) Time and  O(1) space solution
 class Solution {
 public:
     bool isPalindrome(ListNode* head) {
