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852. Peak Index in a Mountain Array

Let's call an array A a mountain if the following properties hold:

Given an array that is definitely a mountain, return any i such that A[0] < A[1] < ... A[i-1] < A[i] > A[i+1] > ... > A[A.length - 1].

Example 1:

Input: [0,1,0]
Output: 1

Example 2:

Input: [0,2,1,0]
Output: 1

Difficulty:

Easy

Lock:

Normal

Company:

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Problem Solution

852-Peak-Index-in-a-Mountain-Array

All Problems:

Link to All Problems
All contents and pictures on this website come from the Internet and are updated regularly every week. They are for personal study and research only, and should not be used for commercial purposes. Thank you for your cooperation.