A peak element is an element that is greater than its neighbors. Given an input array where num[i] ≠ num[i+1], find a peak element and return its ...
Find Peak Element A peak element is an element that is greater than its neighbors. Given an input array wherenum i num i , find a peak element and return its index. You may imagine thatnum num n . For ...
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A peak element is an element that is greater than its neighbors. Given an input array where num[i] ≠ num[i+1], find a peak element and return its ...
A peak element is an element that is greater than its neighbors. Given an input array nums, where nums[i] ≠ nums[i+1], find a peak element ...
There is an integer matrix which has the following features: The numbers in adjacent positions a ...
Find Minimum in Rotated Sorted Array II Follow up for "Find Minimum in Rotated Sorted Array": What if duplicates are allowed? Would this affect ...
AFN網絡請求報錯,Error Domain=NSCocoaErrorDomain Code=3840 "Invalid value around character 162." UserInfo={NSDebugDescription=Invalid value around ...
Number of Islands Given a 2d grid map of '1's (land) and '0's (water), count the number of islands. ...
Sort Colors Given an array with n objects colored red, white or blue, sort them so that objects ...
Longest Common Prefix Write a function to find the longest common prefix string amongst an array of strings. 解法一: 思路:設置一個位數記錄器num,遍歷所有字符串的第num位 ...