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  1. class ListNode:
  2.     def __init__(self, val=0, next=None):
  3.         self.val = val
  4.         self.next = next
  5.  
  6. l1 = [1,3,5]
  7. l2 = [4,2,6]
  8.  
  9. def sum_lists(l1, l2):
  10.  
  11. 	dummy = ListNode(0)
  12. 	current = dummy
  13.  
  14. 	while l1 or l2:
  15. 		current.next = ListNode(l1.val + l2.val)
  16. 		current = current.next
  17.  
  18. 		if l1:
  19. 			l1 = l1.next
  20. 		if l2:
  21. 			l2 = l2.next
  22.  
  23. 	return dummy.next
Success #stdin #stdout 0.11s 14140KB
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https://ideone.com/L3CEyc
language:
Python 3 (python  3.12)
created:
5 days ago
visibility:
public

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