amazingzoe - 博客园

2015年7月26日

摘要： Given a set of candidate numbers (C) and a target number (T), find all unique combinations inCwhere the candidate numbers sums toT.Thesamerepeated num... 阅读全文

posted @ 2015-07-26 18:50 amazingzoe 阅读(132) 评论(0) 推荐(0)

Unique Path II

摘要： 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 @ 2015-07-26 12:11 amazingzoe 阅读(150) 评论(0) 推荐(0)

Unique Path

摘要： 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 ... 阅读全文

posted @ 2015-07-26 11:44 amazingzoe 阅读(169) 评论(0) 推荐(0)

2015年7月25日

Subsets

摘要： Subsets I:Given a set of distinct integers,nums, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution se... 阅读全文

posted @ 2015-07-25 09:02 amazingzoe 阅读(155) 评论(0) 推荐(0)

2015年7月24日

Search a 2D Matrix II

摘要： Write an efficient algorithm that searches for a value in anmxnmatrix. This matrix has the following properties:Integers in each row are sorted in asc... 阅读全文

posted @ 2015-07-24 11:20 amazingzoe 阅读(139) 评论(0) 推荐(0)

Search a 2D Matrix

摘要： Write an efficient algorithm that searches for a value in anmxnmatrix. This matrix has the following properties:Integers in each row are sorted from l... 阅读全文

posted @ 2015-07-24 10:47 amazingzoe 阅读(120) 评论(0) 推荐(0)

Search Insert Position

摘要： 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... 阅读全文

posted @ 2015-07-24 10:38 amazingzoe 阅读(125) 评论(0) 推荐(0)

Search for a Range

摘要： Given a sorted array of integers, find the starting and ending position of a given target value.Your algorithm's runtime complexity must be in the ord... 阅读全文

posted @ 2015-07-24 10:19 amazingzoe 阅读(101) 评论(0) 推荐(0)

2015年7月23日

Sort Colors

摘要： Given an array withnobjects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, wh... 阅读全文

posted @ 2015-07-23 11:44 amazingzoe 阅读(157) 评论(0) 推荐(0)

Sort List

摘要： Sort a linked list in O(n log n) time using constant space complexity.Analyse: When it comes to O(nlogn), we need to think of sort algorithms like mer... 阅读全文

posted @ 2015-07-23 10:09 amazingzoe 阅读(195) 评论(0) 推荐(0)

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