2023.05.17 Today's Challenge

https://leetcode.com/problems/maximum-twin-sum-of-a-linked-list/

Maximum Twin Sum of a Linked List - LeetCode

오늘도 리스트 문제

class Solution:
    def pairSum(self, head: Optional[ListNode]) -> int:
        cur = head
        val = []
        while cur:
            val.append(cur.val)
            cur = cur.next        
        i = 0
        j = len(val) - 1
        res = 0
        while(i < j):
            res = max(res, val[i] + val[j])
            i += 1
            j -= 1
        return res