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leetcode - Remove Duplicates from Sorted List
题目:Remove Duplicates from Sorted ListGiven a sorted linked list, delete all duplicates such that each element appear onlyonce.For example,Given1->1->2...
分类:其他好文   时间:2014-07-10 14:29:45    阅读次数:259
[LeetCode] Construct Binary Tree from Preorder and Inorder Traversal
Given preorder and inorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.方法一:最先想到的就是递归,注...
分类:其他好文   时间:2014-07-10 09:58:40    阅读次数:224
[LeetCode] Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.方法:在inorder中寻找...
分类:其他好文   时间:2014-07-07 23:18:53    阅读次数:283
insertion Sort List (链表的插入排序) leecode java
逻辑简单,代码难写,基础不劳,leecode写注释不能出现中文,太麻烦,我写了大量注释,链表问题最重要的就是你那个指针式干啥的提交地址https://oj.leetcode.com/problems/insertion-sort-list//** * Definition for singly-li...
分类:编程语言   时间:2014-07-07 16:59:54    阅读次数:193
LeetCode::Remove Duplicates from Sorted List II [具体分析]
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list.For example,Given 1->2-...
分类:其他好文   时间:2014-07-07 16:17:00    阅读次数:139
leecode 树的平衡判定 java
以前写过c++版本的,感觉java写的好舒心啊/** * Definition for binary tree * public class TreeNode { * int val; * TreeNode left; * TreeNode right; * Tree...
分类:编程语言   时间:2014-07-07 15:27:55    阅读次数:196
[leetcode] Search in Rotated Sorted Array II
Follow up for "Search in Rotated Sorted Array":What if duplicates are allowed?
分类:其他好文   时间:2014-07-07 13:07:00    阅读次数:153
[leetcode] Remove Duplicates from Sorted Array II
Follow up for "Remove Duplicates":What if duplicates are allowed at most twice?
分类:其他好文   时间:2014-07-03 11:51:05    阅读次数:117
非递归实现先序遍历 java leecode 提交
写完才知道自己学习都是似是而非啊,大家可以也在leecode上提交代码,纯手写,离开eclipse第一种方式:数据结构书上的,使用栈大概思路。1.不断将根节点的左孩子的左孩子直到为空,在这个过程入栈。2.因为栈顶的节点的左孩子为空,所以栈顶的的节点的左子树肯定访问完毕,所以出栈后直接指向右孩子。其实...
分类:编程语言   时间:2014-06-30 11:44:30    阅读次数:193
后续遍历 java leecode
以前觉得后续遍历最难写,今天看了篇博客http://blog.csdn.net/sgbfblog/article/details/7773103,其实却是我们仔细比较后续遍历和先序遍历,其实后续遍历就是按照 根右左 的方式先序访问然后逆序就是答案了,会先序就会逆序了leecode 的AC代码:pub...
分类:编程语言   时间:2014-06-30 11:32:15    阅读次数:206
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