LeetCode-206 Reverse Linked List : Reverse Linked List note : 연결 리스트 역순으로 정렬 :::python # Definition for singly-linked list. # class ListNode: # def init(self, val=0, next=None): # self.val = val # self.next = next class Solution: def reverseList(self, head: Optional[ListNode]) -> Optional[ListNode]: def reverse(node: ListNode, prev: ListNode = None): if not node: return prev next, node.next = no..
