leetcode 148 c语言
时间: 2023-10-26 22:59:24 浏览: 58
根据,题目要求在O(n log n)的时间复杂度和常数级空间复杂度下对链表进行排序。根据提供的代码,可以使用归并排序来解决这个问题。代码中的sortList函数是递归函数,首先判断链表是否为空或者只有一个节点,如果是的话直接返回该链表。然后通过快慢指针找到链表的中点,将链表分成两半,再递归地对两个子链表进行排序。最后,使用merge函数将两个有序的子链表合并成一个有序的链表。merge函数通过比较两个链表节点的值来确定节点的顺序,然后将节点逐个连接起来。整个过程可以保证链表最终被排序。因此,可以使用该方法解决leetcode 148的问题。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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