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...
分类：
编程语言 时间：
2015-05-27 11:36:20
阅读次数：
202
Problem Description
Now you get a number N, and a M-integers set, you should find out how many integers which are small than N, that they can divided exactly by any integers in the set. For example,...
分类：
其他好文 时间：
2015-05-27 10:22:22
阅读次数：
119
A robot is located at the top-left corner of amxngrid (marked 'Start' in the diagram below).The robot can only move either down or right at any point ...
分类：
其他好文 时间：
2015-05-27 09:50:06
阅读次数：
131
You are climbing a stair case. It takesnsteps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb...
分类：
其他好文 时间：
2015-05-27 08:33:16
阅读次数：
100
Design a data structure that supports the following two operations:void addWord(word)bool search(word)search(word) can search a literal word or a regu...
分类：
其他好文 时间：
2015-05-27 07:25:02
阅读次数：
120
dfs 参考I II， 切不要K sumFind all possible combinations ofknumbers that add up to a numbern, given that only numbers from 1 to 9 can be used and each combi...
分类：
其他好文 时间：
2015-05-27 06:20:06
阅读次数：
134
今天从虎嗅网看了篇文章《时间总不够用？要疯？来读读这七本书》：1、奇特的一生2、重来3、把时间当作朋友 现在在看4、搞定5、番茄工作法6、记事本圆梦计划7、晨间日记的奇迹现在在看把时间当作朋友，重来之前看过一点，今年把这七本书读完吧，要不这辈子就真的废了。今天，刘松说要骑行去大理，其实，说实话冲.....
分类：
其他好文 时间：
2015-05-27 00:54:48
阅读次数：
182
Combination Sum IIIFind all possible combinations ofknumbers that add up to a numbern, given that only numbers from 1 to 9 can be used and each combin...
分类：
编程语言 时间：
2015-05-27 00:44:49
阅读次数：
234
占位...note:1,remide you path that file to be upload in,however,you can press F5 to verify your script2,not remeber yet3,last,i want to say that all too...
分类：
其他好文 时间：
2015-05-26 23:06:41
阅读次数：
195
Description
There is a number of disjoint vertical line segments in the plane. We say that two segments are horizontally visible if they can be connected by a horizontal line segment that does not ...
分类：
其他好文 时间：
2015-05-26 21:35:33
阅读次数：
119
