Given a string containing only digits, restore it by returning all possible valid IP address combinations. For example:Given "25525511135",return ["25...
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其他好文 时间：
2014-11-16 00:29:23
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338
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 ...
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其他好文 时间：
2014-11-15 21:41:07
阅读次数：
315
Reverse digits of an integer.Example1:x = 123, return 321Example2:x = -123, return -321click to show spoilers.Have you thought about this?Here are som...
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其他好文 时间：
2014-11-15 13:56:56
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181
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 at...
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其他好文 时间：
2014-11-15 01:20:40
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134
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 at...
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其他好文 时间：
2014-11-14 12:18:20
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139
DescriptionFor a positive integer N , the digit-sum of N is defined as the sum of N itself and its digits. When M is the digitsum of N , we call N a g...
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其他好文 时间：
2014-11-13 12:48:57
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172
A message containing letters from A-Z is being encoded to numbers using the following mapping:
'A' -> 1
'B' -> 2
...
'Z' -> 26
Given an encoded message containing digits, determine the total numb...
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其他好文 时间：
2014-11-12 13:51:56
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297
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：
2014-11-11 22:56:05
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218
Reverse digits of an integer.
Example1: x = 123, return 321
Example2: x = -123, return -321
class Solution {
public:
int reverse(int x) {
int Answer=0;
...
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其他好文 时间：
2014-11-11 22:53:55
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203
Problem DescriptionFind and list all four-digit numbers in decimal notation that have the property that the sum of its four digits equals the sum of i...
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其他好文 时间：
2014-11-11 21:01:46
阅读次数：
238
