Given an array of non-negative integers, you
are initially positioned at the first index of the array.Each element in the
array represents your maximu...
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其他好文 时间：
2014-06-04 20:44:19
阅读次数：
216
You are given annxn2D matrix representing an
image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this
in-place?classSolution{publi...
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其他好文 时间：
2014-06-04 20:25:09
阅读次数：
227
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...
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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...
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其他好文 时间：
2014-06-04 20:12:15
阅读次数：
199
Given a set ofnon-overlappingintervals, insert
a new interval into the intervals (merge if necessary).You may assume that the
intervals were initially...
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其他好文 时间：
2014-06-04 20:10:23
阅读次数：
204
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...
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其他好文 时间：
2014-06-04 20:09:47
阅读次数：
266
Given an array of words and a lengthL, format
the text such that each line has exactlyLcharacters and is fully (left and
right) justified.You should p...
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其他好文 时间：
2014-06-04 20:08:22
阅读次数：
296
Follow up for "Unique Paths":Now consider if
some obstacles are added to the grids. How many unique paths would there be?An
obstacle and empty space i...
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其他好文 时间：
2014-06-04 19:54:55
阅读次数：
258
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：
2014-06-04 19:53:34
阅读次数：
173
Given an integern, generate a square matrix
filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should
return the following matri...
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其他好文 时间：
2014-06-04 19:28:23
阅读次数：
220
