如果符合,则直接返回下标。 AC代码: classSolution {publicintpeakIndexInMountainArray(int[] A) {if(A==null|| A.length==0){return0; }intleft = 0;intright = A.length-1;while(left<=right){intmid = (left+right)/2;if(A[mid-1]<A[mid] && A[mid]>A[mid+1]){returnmid; }elseif(...
classSolution{public:intpeakIndexInMountainArray(vector<int>& A){intn = A.size(), left =0, right = n -1;while(left < right) {intmid = left + (right - left) /2;if(A[mid] < A[mid +1]) left = mid +1;elseright = mid; }returnright; } }; Github 同步地址: https://githu...
代码实现 class Solution: def peakIndexInMountainArray(self, A): """ :type A: List[int] :rtype: int """ return A.index(max(A)) 1. 2. 3. 4. 5. 6. 7.
class Solution: def peakIndexInMountainArray(self, arr: List[int]) -> int: l = 0 r = len(arr) while l < r: mid = (l + r) // 2 if arr[mid - 1] < arr[mid] and arr[mid] > arr[mid + 1]: retu…
The invention relates to a plate display in mountain peak bar cathode array emission structure and relative production, wherein it comprises an anode glass panel, a cathode glass panel, and a sealing vacuum chamber surrounded by four glass frames; the anode glass panel is arranged with anode ...
aThere are 243 pillar-peaks, each over 1,000 meters high, that are often shrouded in mist and drizzle. Together, the peaks form several "peak-forests" that are rarely found anywhere else. Visitors to the top of Tianzi Mountain will see many pillar-peaks gathered together like soldiers in ...
In my Peak Design Travel Backpack review I dive into all the features, tech and style of the 45 litre bag to see if it really is worth the price tag.
glass panel in carbon nanotubes on the cathode, control gate and the peak emission type cathode array structure; binding emission cathode edge positions of a large number of electron field emission characteristics, it is possible to further increase the top surface of the electric field strength of...
LeetCode题解之Peak Index in a MountainArray 1 题目描述 2、问题分析 直接从后向前遍历,找到 A[i] > A[i-1] 即可。 3.代码 1intpeakIndexInMountainArray(vector<int>&A) {2inti = A.size() -1;3while( i >0){4if( A[i] > A[i-1]){5returni;6}7i--;8}9}...
LeetCode 852 Peak Index in a Mountain Array 解题报告 题目要求 Let's call an arrayAa mountain if the following properties hold: A.length >= 3 There exists some0 < i < A.length - 1such thatA[0] < A[1] < ... A[i-1] < A[i] > A[i+1] > ... > A[A.length - 1]...