Letter Combinations of a Phone Number
题目：
Given a digit string, return all possible letter combinations that the number could represent.
A mapping of digit to letters (just like on the telepho...
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其他好文 时间：
2015-06-03 11:56:06
阅读次数：
91
class Solution {private: vector res; string temp;public: void getRes(string digits,int len,map num_map,int index) { if(index>=len) ...
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其他好文 时间：
2015-06-02 20:08:52
阅读次数：
105
css书写顺序 1.位置属性 ：position top left z-index display float 2.大小：width height padding margin 3.文字样式：font line-height letter-spacing color text-al...
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Web程序 时间：
2015-06-02 17:39:43
阅读次数：
126
If the numbers 1 to 5 are written out in words: one, two, three, four, five, then there are 3 + 3 + 5 + 4 + 4 = 19 letters used in total.
If all the numbers from 1 to 1000 (one thousand) inclusive we...
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其他好文 时间：
2015-05-31 12:33:14
阅读次数：
126
Description
The “U.S. Robots” HQ has just received a rather alarming anonymous letter. It states that the agent from the competing «Robots Unlimited» has infiltrated into “U.S. Robotics”. «U.S. R...
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编程语言 时间：
2015-05-31 01:24:51
阅读次数：
160
一道非常经典的dfspublic class Solution { String[] keybd ={"","","abc","def","ghi","jkl","mno","pqrs","tuv","wxyz"}; // http://www.cnblogs.com/springfor...
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其他好文 时间：
2015-05-29 13:56:17
阅读次数：
129
问题
Letter Combinations of a Phone Number
Given a digit string, return all possible letter combinations that the number could represent.
A mapping of digit to letters (just like on th...
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其他好文 时间：
2015-05-29 10:08:13
阅读次数：
115
p:first-line { /*伪元素： 本来p元素的第一行是一句文字，并不是一个元素，但是这里将p元素的第一行伪装成一个元素了，然后给它设置样式; */
font-size:30px;
font-family:Arial;
color:red;
}
p:first-letter { /*这...
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Web程序 时间：
2015-05-29 00:58:42
阅读次数：
1095
this is a function that Convert uppercase letter to lowercaseConverts c to its lowercase equivalent if c is an uppercase letter and has a lowercase eq...
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其他好文 时间：
2015-05-27 15:26:16
阅读次数：
118
Given two words (start and end), and a dictionary, find all shortest transformation sequence(s) from start to end, such that: Only one letter can be c...
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编程语言 时间：
2015-05-27 11:36:20
阅读次数：
202
