Same Tree
Given two binary trees, write a function to check if they are equal or not.
Two binary trees are considered equal if they are structurally identical and
the n...
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其他好文 时间：
2014-06-19 12:49:17
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301
题目
Find the contiguous subarray within an array (containing at least one number) which has the largest sum.
For example, given the array [?2,1,?3,4,?1,2,1,?5,4],
the contiguous subarray [4,...
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其他好文 时间：
2014-06-19 12:08:20
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270
Given a binary tree, determine if it is height-balanced.
For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees of every node never diffe...
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其他好文 时间：
2014-06-19 11:23:05
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204
题目链接Problem discriptionGiven two sorted integer
arrays A and B, merge B into A as one sorted array.Note:You may assume that A
has enough space (size t...
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其他好文 时间：
2014-06-16 11:12:36
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192
AnIntentis an object that provides runtime
binding between separate components (such as two activities).
Theintentrepresents an app’s "intent to do so...
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移动开发 时间：
2014-06-16 10:00:27
阅读次数：
248
参看别人的思路，类似MergeSort的思路，思路是先分成两个子任务，然后递归求子任务，最后回溯回来。这个题目也是这样，先把k个list分成两半，然后继续划分，直到剩下两个list就合并起来，合并时会用到Merge
Two Sorted Lists这道题。 1 /** 2 * Definition....
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其他好文 时间：
2014-06-16 08:26:57
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150
原题地址：https://oj.leetcode.com/problems/gray-code/题意：The
gray code is a binary numeral system where two successive values differ in only
one bit.Given a...
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编程语言 时间：
2014-06-16 07:42:27
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242
Swap Nodes in Pairs：Given a linked list, swap every
two adjacent nodes and return its head.For example,Given1->2->3->4, you
should return the list as2...
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其他好文 时间：
2014-06-13 17:04:27
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180
Path Sum：Given a binary tree and a sum, determine
if the tree has a root-to-leaf path such that adding up all the values along the
path equals the giv...
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其他好文 时间：
2014-06-13 16:09:02
阅读次数：
237
