描述： Given two integersnandk, return all possible combinations ofknumbers out of 1 ...n.For example,Ifn= 4 andk= 2, a solution is:[ [2,4], [3,4], [2...
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其他好文 时间：
2014-07-16 19:29:31
阅读次数：
166
Task switcher in KDE is used to configure the behavior for navigating through windows. It has two modes, main and alternative. By default, the task sw...
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其他好文 时间：
2014-07-15 23:29:00
阅读次数：
379
A. LCISTime Limit:2000msCase Time Limit:2000msMemory Limit:32768KB64-bit integer IO format:%I64d Java class name:MainGiven n integers.You have two ope...
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其他好文 时间：
2014-07-13 23:34:39
阅读次数：
272
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 digit. Add the two numbers and return it as a link...
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其他好文 时间：
2014-07-13 18:20:52
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202
Given 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 that is greater or equal to m + n) to hold additional elements from ...
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其他好文 时间：
2014-07-13 17:21:40
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208
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 nodes have the same value.
/**
* Defin...
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其他好文 时间：
2014-07-13 15:50:25
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158
Say you have an array for which the ith element is the price of a given stock on day i.
Design an algorithm to find the maximum profit. You may complete at most two transactions.
Note:
You ma...
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其他好文 时间：
2014-07-13 13:55:14
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305
Snowflake Snow Snowflakes
Time Limit: 4000MS
Memory Limit: 65536K
Total Submissions: 30512
Accepted: 8024
Description
You may have heard that no two snowflakes are al...
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其他好文 时间：
2014-07-13 13:45:20
阅读次数：
235
Design an algorithm and write code to find the first common ancestory of two nodes in a binary tree. Avoid storing additional nodes in data structure....
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其他好文 时间：
2014-07-13 13:24:21
阅读次数：
279
You have two very large binary trees: T1, with millions of nodes, and T2, with hundreds of nodes. Create an algorithm to decide if T2 is a subtree of ...
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其他好文 时间：
2014-07-13 13:04:00
阅读次数：
186
