Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit. You may complete a...
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其他好文 时间：
2014-07-09 23:32:44
阅读次数：
276
Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For example, given the fol...
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其他好文 时间：
2014-07-09 23:00:38
阅读次数：
208
不可否认,资源泄露(resource leak)曾经是C++程序的一大噩梦.垃圾回收 机制(Garbage Collection)一时颇受注目.然而垃圾自动回收机制并不能 满足内存管理的即时性和可视性,往往使高傲的程序设计者感到不自在. 况且,C++实现没有引入这种机制...
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编程语言 时间：
2014-07-08 23:45:57
阅读次数：
348
The string "PAYPALISHIRING" is written in a zigzag pattern on a given
number of rows like this: (you may want to display this pattern in a fixed font for better legibility)
P A H N
A P L S I...
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其他好文 时间：
2014-07-08 17:42:31
阅读次数：
192
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
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其他好文 时间：
2014-07-08 00:47:33
阅读次数：
199
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
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其他好文 时间：
2014-07-06 16:07:23
阅读次数：
204
Given a strings1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively.Below is one possible representation...
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其他好文 时间：
2014-07-06 13:57:54
阅读次数：
155
Given a string S,
find the longest palindromic substring in S.
You may assume that the maximum length of S is
1000, and there exists one unique longest palindromic substring.
给定一个字符串S，找出其中的最长回文...
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其他好文 时间：
2014-07-06 00:15:15
阅读次数：
240
Given a set ofnon-overlappingintervals, insert a new interval into the intervals (merge if necessary).You may assume that the intervals were initially...
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其他好文 时间：
2014-07-05 21:45:00
阅读次数：
202
Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the below binary tree, 1 ...
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其他好文 时间：
2014-07-05 20:43:45
阅读次数：
246
