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H - 简单dp 例题扩展
Time Limit:3000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u
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A palindrome is a symmetrical string, that is, a string read identically from ...
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其他好文 时间:
2014-07-18 22:23:07
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235
在一个route中,通过在大括号中放一个占位符来定义( { and } )。当解析URL的时候,符号"/"和"."被作为一个定义符来解析,而定义符之间的值则匹配到占位符中。route定义中不在大括号中的信息则作为常量值。
下面是一些示例URL:
Valid route definitions
Examples of matching URL...
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Web程序 时间:
2014-07-17 10:13:41
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477
Given a stringsand a dictionary of wordsdict, add spaces insto construct a sentence where each word is a valid dictionary word.Return all such possibl...
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其他好文 时间:
2014-07-17 00:52:21
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376
Restore IP AddressesGiven a string containing only digits, restore it by returning all possible valid IP address combinations.For example:Given"255255...
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其他好文 时间:
2014-07-16 18:03:41
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157
Problem: Implement a function to check if a singly linked list is a palindrome.思路:最简单的方法是 Reverse and compare.另外一种非常经典的办法是用 Recursive 的思路,把一个list看成这种形...
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其他好文 时间:
2014-07-16 17:41:23
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188
Palindrome PartitioningGiven a strings, partitionssuch that every substring of the partition is a palindrome.Return all possible palindrome partitioni...
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其他好文 时间:
2014-07-16 17:41:15
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173
PalindromeTime Limit: 3000MS Memory Limit: 65536KTotal Submissions: 51799 Accepted: 17834DescriptionA palindrome is a symmetrical string, that is, a string read identically from left to right as well ...
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其他好文 时间:
2014-07-15 12:36:31
阅读次数:
200
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Palindrome
Time Limit: 3000MS
Memory Limit: 65536K
Total Submissions: 51790
Accepted: 17831
Description
A palindrome is a symmetrical string, that is, a string read...
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其他好文 时间:
2014-07-14 16:13:57
阅读次数:
221
Given a binary tree, determine if it is a valid binary search tree (BST).
Assume a BST is defined as follows:
The left subtree of a node contains only nodes with keys less than the node's key.Th...
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其他好文 时间:
2014-07-13 16:53:01
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189
Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets must close in the correct order, "()" and "()[]{}" are
all va...
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其他好文 时间:
2014-07-13 16:11:26
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144