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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... 阅读全文
posted @ 2015-03-10 10:23
穆穆兔兔
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Validate if a given string is numeric.Some examples:"0"=>true" 0.1 "=>true"abc"=>false"1 a"=>false"2e10"=>trueNote:It is intended for the problem stat... 阅读全文
posted @ 2015-03-09 14:52
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Given amxngrid filled with non-negative numbers, find a path from top left to bottom right whichminimizesthe sum of all numbers along its path.Note:Yo... 阅读全文
posted @ 2015-03-07 15:06
穆穆兔兔
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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... 阅读全文
posted @ 2015-03-07 13:45
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Unique PathsTotal Accepted:36748Total Submissions:112531My SubmissionsQuestionSolutionA robot is located at the top-left corner of amxngrid (marked 'S... 阅读全文
posted @ 2015-03-07 13:12
穆穆兔兔
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Given a list, rotate the list to the right bykplaces, wherekis non-negative.For example:Given1->2->3->4->5->NULLandk=2,return4->5->1->2->3->NULL.Hide ... 阅读全文
posted @ 2015-03-07 12:50
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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... 阅读全文
posted @ 2015-03-06 15:15
穆穆兔兔
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Given a stringsconsists of upper/lower-case alphabets and empty space characters' ', return the length of last word in the string.If the last word doe... 阅读全文
posted @ 2015-03-06 13:23
穆穆兔兔
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Given a set ofnon-overlappingintervals, insert a new interval into the intervals (merge if necessary).You may assume that the intervals were initially... 阅读全文
posted @ 2015-03-06 11:05
穆穆兔兔
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Given a collection of intervals, merge all overlapping intervals.For example,Given[1,3],[2,6],[8,10],[15,18],return[1,6],[8,10],[15,18].Hide TagsArray... 阅读全文
posted @ 2015-03-05 17:23
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