文章 2022-02-16 来自:开发者社区

[LeetCode] Find Minimum in Rotated Sorted Array II

This problem is more or less the same as Find Minimum in Rotated Sorted Array. And one key difference is as stated in the solution tag. That is, due to duplicates, we may not be able to throw one...

文章 2022-02-16 来自:开发者社区

[LeetCode] Find Minimum in Rotated Sorted Array

As explained in the Solution tag, the key to solving this problem is to use invariants. We set two pointers: l for the left and r for the right. One key invariant is nums[l] &...

文章 2022-02-16 来自:开发者社区

[LeetCode] Find the Derangement of An Array 找数组的错排

In combinatorial mathematics, a derangement is a permutation of the elements of a set, such that no element appears in its original position. There's originally an array consisting of n inte...

文章 2022-02-16 来自:开发者社区

Find Minimum in Rotated Sorted Array

Suppose a sorted array 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). Find the minimum element. You may assume no duplicate exists...

文章 2022-02-16 来自:开发者社区

Find Minimum in Rotated Sorted Array II

Follow up for "Find Minimum in Rotated Sorted Array":What if duplicates are allowed? Would this affect the run-time complexity? How and why? Suppose a sorted array is rotated at some pi...

文章 2022-02-16 来自:开发者社区

[leetCode 第1题] -- Find Minimum in Rotated Sorted Array

题目链接: Find Minimun in Rotated Sorted Array 题目意思: 给定一个旋转数组,找出这个旋转数组的最小元素。旋转数组的定义是,把一个从小到大排好序的数组,取一部份放到末尾,例如0 1 2 4 5 6 7 取 0 1 2放到末尾,变成旋转数组4 5 6 7 0 1 2 代码:  class Solution { public: int find...

文章 2022-02-15 来自:开发者社区

[LeetCode] Find Minimum in Rotated Sorted Array II

Follow up for “Find Minimum in Rotated Sorted Array”: What if duplicates are allowed? Would this affect the run-time complexity? How and why? Suppose a sorted array is rotated at some pivot unknow...

文章 2022-02-15 来自:开发者社区

[LeetCode] Find Minimum in Rotated Sorted Array

Suppose a sorted array 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). Find the minimum element. You may assume no duplicate exists in the arr...

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