[LeetCode] 148. Sort List - 문제풀이
Description 주어진 링크드리스트를 오름자순으로 정렬하여 반환하는 문제입니다. Example 1: Input: head = [4,2,1,3] Output: [1,2,3,4] Example 2: Input: head = [-1,5,3,4,0] Output: [-1,0,3,4,5] Example 3: Input: head = [] Output: [] Constraints: The number of nodes in the list is in the range [0, 5 * 10^4]. -10^5