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Rotated!
题目内容: They went and ROTated the flag by 5 and then ROTated it by 8! The scoundrels! Anyway once they were done this was all that was left VprPGS{jnvg_ ...
分类:其他好文   时间:2019-01-02 22:15:14    阅读次数:263
Recover Rotated Sorted Array
首先可以想到逐步移位,但是这种方法显然太浪费时间,不可取。下面介绍利器『三步翻转法』,以[4, 5, 1, 2, 3]为例。 由以上3个步骤可知其核心为『翻转』的in-place实现。使用两个指针,一个指头,一个指尾,使用for循环移位交换即可 JAVA: C++: 源码分析 首先找到分割点,随后分 ...
分类:其他好文   时间:2018-12-20 14:24:43    阅读次数:196
81. Search in Rotated Sorted Array II - Medium
Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand. (i.e., [0,0,1,2,2,5,6] might become [2,5,6,0,0,1,2]). Y ...
分类:其他好文   时间:2018-12-04 14:34:46    阅读次数:169
33. Search in Rotated Sorted Array - Medium
Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand. (i.e., [0,1,2,4,5,6,7] might become [4,5,6,7,0,1,2]). Y ...
分类:其他好文   时间:2018-12-04 13:20:47    阅读次数:201
#Leetcode# 154. Find Minimum in Rotated Sorted Array II
https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii/ Suppose an array sorted in ascending order is rotated at some pivot unknown to ...
分类:其他好文   时间:2018-11-28 22:18:15    阅读次数:179
#Leetcode# 153. Find Minimum in Rotated Sorted Array
https://leetcode.com/problems/find-minimum-in-rotated-sorted-array/ Suppose an array sorted in ascending order is rotated at some pivot unknown to you ...
分类:其他好文   时间:2018-11-28 22:07:05    阅读次数:165
#Leetcode# 33. Search in Rotated Sorted Array
https://leetcode.com/problems/search-in-rotated-sorted-array/ Suppose an array sorted in ascending order is rotated at some pivot unknown to you befor ...
分类:其他好文   时间:2018-11-22 14:38:18    阅读次数:225
LeetCode 153, 154. Find Minimum in Rotated Sorted Array I & II
153. Find Minimum in Rotated Sorted Array 二分题目,由于rotated存在,a[mid]<key不能判断在哪一边搜索。 可以根据a[low]与a[high]的关系,来判断哪一边有序,哪一边存在rotate,进而缩小搜索区间。 开区间写法:(由于搜索区间和解区 ...
分类:其他好文   时间:2018-11-08 01:16:42    阅读次数:213
LeetCode 33. Search in Rotated Sorted Array
这道题目很经典,本人表示在面试时遇见过,要求复杂度为O(logn),很显然必须用二分查找,但是旋转导致数组并非从左到右都是有序的,因此我们在查找时需要做判断,我们找打的终点左边或者右边至少一边是有序的;如果中间数小于最右边的数字,则右半段是有序的;如果中间数字大于最右边数字,则左半段是有序的,参考下 ...
分类:其他好文   时间:2018-11-03 23:08:34    阅读次数:242
33. Search in Rotated Sorted Array
Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand. (i.e., [0,1,2,4,5,6,7] might become [4,5,6,7,0,1,2]). Y ...
分类:其他好文   时间:2018-11-03 13:56:29    阅读次数:124
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