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：
2015-01-03 11:49:35
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178
https://oj.leetcode.com/problems/letter-combinations-of-a-phone-number/http://fisherlei.blogspot.com/2012/12/leetcode-letter-combinations-of-phone.htmlpublicclassSolution{
publicList<String>letterCombinations(Stringdigits){
if(digits==null)
returnnul..
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其他好文 时间：
2015-01-02 16:13:14
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134
Given a string containing only digits, restore it by returning all possible valid IP address combinations.For example:Given"25525511135",return["255.2...
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其他好文 时间：
2015-01-02 13:24:09
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185
【题目】
Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent
a number.
An example is the root-to-leaf path 1->2->3 which represents the number 123.
Fin...
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其他好文 时间：
2015-01-01 22:33:42
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208
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：
2015-01-01 18:35:47
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184
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：
2014-12-31 20:11:16
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231
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：
2014-12-31 11:23:10
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154
问题描述：
Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number.
An example is the root-to-leaf path 1->2->3 which represents the number
123.
Find the ...
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其他好文 时间：
2014-12-30 23:40:44
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173
这个题目与java里的BigInteger实现有些类似，可以参考其源码。
题目：
Given a non-negative number represented as an array of digits, plus one to the number.
The digits are stored such that the most significant digit is a...
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其他好文 时间：
2014-12-29 21:24:42
阅读次数：
190
题目描述：
Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent
a number.
An example is the root-to-leaf path 1->2->3 which represents the number 123.
Fi...
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其他好文 时间：
2014-12-26 18:46:42
阅读次数：
178
