601.You need to perform a block media recovery on the tools01.dbf data file in the SALES database byusing Recovery Manager (RMAN).Which two are the pr...
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其他好文 时间：
2014-08-14 23:31:06
阅读次数：
315
原题：
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity.
思路：两条两条地合并。时间复杂度为O（n），n为所有链表节点和。
代码：
/**
* Definition for singly-linked list.
* struct List...
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其他好文 时间：
2014-08-14 20:52:09
阅读次数：
275
Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.For example, If n = 4 and k = 2, a solution is:[ [2,4], [3,.....
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其他好文 时间：
2014-08-14 20:26:49
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202
In the Quicksort challenges, you sorted an entire array. Sometimes, you just need specific information about a list of numbers, and doing a full sort ...
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其他好文 时间：
2014-08-14 20:10:19
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275
Sunny and Johnny together have M dollars which they intend to use at the ice cream parlour. Among N flavors available, they have to choose two distinc...
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其他好文 时间：
2014-08-14 16:38:58
阅读次数：
317
Description
Given a binary number, we are about to do some operations on the number. Two types of operations can be here.
'I i j' which means invert the bit from
i to j (inclusive)
'Q i' a...
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其他好文 时间：
2014-08-14 14:10:59
阅读次数：
215
单口与双口的区别在于，单口只有一组数据线与地址线，因此读写不能同时进行。而双口有两组数据线与地址线，读写可同时进行。FIFO读写可同时进行，可以看作是双口。 双口RAM分伪双口RAM（Xilinx称为Simple two-dual RAM）与双口RAM（Xilinx称为true two-dual ....
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其他好文 时间：
2014-08-14 10:27:58
阅读次数：
309
Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in or...
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其他好文 时间：
2014-08-14 10:27:38
阅读次数：
181
Problem Description
JGShining's kingdom consists of 2n(n is no more than 500,000) small cities which are located in two parallel lines.
Half of these cities are rich in resource (we call them ri...
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其他好文 时间：
2014-08-14 01:37:07
阅读次数：
237
Problem
Given a two-dimensional array of positive and negative integers, a sub-rectangle is any contiguous sub-array of size 1 x 1 or greater located within the whole array. The sum of a rectangle...
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其他好文 时间：
2014-08-14 01:35:57
阅读次数：
228
