2015年1月17日
【leetcode】Remove Nth Node From End of List（easy）
摘要： Given a linked list, remove thenthnode from the end of list and return its head.For example, Given linked list: 1->2->3->4->5, and n = 2. After re... 阅读全文
posted @ 2015-01-17 21:50 匡子语 阅读(176) 评论(0) 推荐(0)
【leetcode】Add Two Numbers(middle) ☆
摘要： You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single ... 阅读全文
posted @ 2015-01-17 21:10 匡子语 阅读(244) 评论(0) 推荐(0)
【leetcode】Binary Tree Zigzag Level Order Traversal （middle）
摘要： Given a binary tree, return thezigzag level ordertraversal of its nodes' values. (ie, from left to right, then right to left for the next level and al... 阅读全文
posted @ 2015-01-17 17:16 匡子语 阅读(207) 评论(0) 推荐(0)