# def __init__(self, x): # self.val = x # self.next = None # # 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 # # # @param head1 ListNode类 # @param head2 ListNode类 # @return ListNode类 # class Solution: def addInList(self , head1: ListNode, head2: ListNode) -> ListNode: a,b = [],[] i1,i2 = 0,0 while head1 o...