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
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,...
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其他好文 时间:
2015-05-27 10:22:22
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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 ...
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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...
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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...
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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...
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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.....
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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...
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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...
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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 ...
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其他好文 时间:
2015-05-26 21:35:33
阅读次数:
119