题目：Reverse a linked list from positionmton. Do it
in-place and in one-pass.For example:Given1->2->3->4->5->NULL,m=
2 andn= 4,return1->4->3->2->5->NULL...
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其他好文 时间：
2014-06-09 23:03:18
阅读次数：
254
Description:Given a binary tree, flatten it to
a linked list in-place.For example,Given 1 / \ 2 5 / \ \ 3 4 6The...
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其他好文 时间：
2014-06-08 18:34:52
阅读次数：
214
题目
Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center).
For example, this binary tree is symmetric:
1
/ 2 2
/ \ / 3 4 4 3
...
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其他好文 时间：
2014-06-08 18:12:04
阅读次数：
248
题目
Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between).
For example:
G...
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其他好文 时间：
2014-06-08 17:29:07
阅读次数：
315
题目
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).
For example:
Given binary tree {3,9,20,#,#,15,7},
3
/ \...
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其他好文 时间：
2014-06-08 16:38:02
阅读次数：
194
知识点详解：http://blog.csdn.net/zhaoyazhi2129/article/details/9025995
具体代码：
MainActivity.java
package com.example.android_sqlite;
import android.app.Activity;
import android.os.Bundle;
import com.exam...
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数据库 时间：
2014-06-08 09:25:35
阅读次数：
353
题目
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root).
For example:
Given binary tree {3,9,20...
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其他好文 时间：
2014-06-08 09:23:34
阅读次数：
230
A perfect number is a number for which the sum of its proper divisors is exactly equal to the number. For example, the sum of the proper divisors of 28 would be 1 + 2 + 4 + 7 + 14 = 28, which means th...
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其他好文 时间：
2014-06-08 04:05:14
阅读次数：
315
题目...For example,Given input array A = [1,1,2],Your function should return length = 2, and A is now [1,2].
解题思路,
移除数组中的重复元素，并返回新数组的长度。
这个题目应该算是简单的题目。使用两个变量就可以。具体的看代码
代码实现......
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其他好文 时间：
2014-06-08 03:54:22
阅读次数：
279
题目：Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length is 3. For "bbbbb" the longest substring is "b", with the length...
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其他好文 时间：
2014-06-08 03:06:52
阅读次数：
221
