摘要：
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list.For example,Given1->2->3-... 阅读全文
摘要：
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST.解题思路：找到链表的中点，作为根，前端作为左子树，后端作为右子树，并对前后做递归操... 阅读全文