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2181-merge-nodes-in-between-zeros/2181-merge-nodes-in-between-zeros.py

@@ -0,0 +1,19 @@
+# Definition for singly-linked list.
+# class ListNode:
+#     def __init__(self, val=0, next=None):
+#         self.val = val
+#         self.next = next
+class Solution:
+    def mergeNodes(self, head: Optional[ListNode]) -> Optional[ListNode]:
+        temp=0
+        result=ListNode()
+        mainresult=result
+        while head:
+            if head.val==0:
+                result.next=ListNode(temp)
+                result=result.next
+                temp=0
+            else:
+                temp=temp+head.val
+            head=head.next
+        return mainresult.next.next