Accepted and simple recursive python solution

  • 0
    if l1 is None:
                return l2
            if l2 is None:
                return l1
            if l1.val <= l2.val:
       = self.mergeTwoLists(,l2)
                return l1
            if l2.val <= l1.val:
       = self.mergeTwoLists(l1,
                return l2

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