Givennnon-negative integersa1,a2, ...,an, where
each represents a point at coordinate (i,ai).nvertical lines are drawn such that
the two endpoints of ...
分类：
其他好文 时间：
2014-06-04 21:09:33
阅读次数：
307
Mergeksorted linked lists and return it as one
sorted list. Analyze and describe its
complexity./***Definitionforsingly-linkedlist.*structListNode{*in...
分类：
其他好文 时间：
2014-06-04 21:08:57
阅读次数：
381
Given a sorted linked list, delete all nodes
that have duplicate numbers, leaving onlydistinctnumbers from the original
list.For example,Given1->2->3-...
分类：
其他好文 时间：
2014-06-04 20:19:49
阅读次数：
282
Given two numbers represented as strings,
return multiplication of the numbers as a string.Note: The numbers can be
arbitrarily large and are non-nega...
分类：
其他好文 时间：
2014-06-04 20:19:04
阅读次数：
313
Follow up for "Search in Rotated Sorted
Array":What ifduplicatesare allowed?Would this affect the run-time complexity?
How and why?Write a function to...
分类：
其他好文 时间：
2014-06-04 20:17:05
阅读次数：
249
Given two wordsword1andword2, find the minimum
number of steps required to convertword1toword2. (each operation is counted as 1
step.)You have the fol...
分类：
其他好文 时间：
2014-06-04 20:12:15
阅读次数：
199
Given a strings1, we may represent it as a
binary tree by partitioning it to two non-empty substrings recursively.Below is
one possible representation...
分类：
其他好文 时间：
2014-06-04 20:11:38
阅读次数：
303
Given a sorted array and a target value, return
the index if the target is found. If not, return the index where it would be if
it were inserted in or...
分类：
其他好文 时间：
2014-06-04 20:09:47
阅读次数：
266
Given two integersnandk, return all possible
combinations ofknumbers out of 1 ...n.For example,Ifn= 4 andk= 2, a solution
is:[ [2,4], [3,4], [2,3], [1...
分类：
其他好文 时间：
2014-06-04 20:02:13
阅读次数：
228
Then-queens puzzle is the problem of
placingnqueens on ann×nchessboard such that no two queens attack each
other.Given an integern, return all distinc...
分类：
其他好文 时间：
2014-06-04 20:00:47
阅读次数：
206
