数组篇-132题(Array, 132 problems) 数据日期:2020/03/26 (此时LeetCode题目数量:1582)数据来源:LeetCode官方,将不同类别的题目按照官方给的出现频率(Frequency)降序排列,取有频率统计的题。
53. Maximum Subarray: https://leetcode.com/problems/maximum-subarray/ 连续子数组的最大和: 解法:(动态规划?)(A[i]前的 Sum<0, 那么就从A[i]作为新的起始点; Sum>0, 那么比较Sum+A[i]和max的大小)(很乱……) (maxSoFar,maxEndingHere) View Code View Code 54.Spiral Matrix: https://leetco...
) )) import numpy as np import math from typing import List from Utility.Timeit import Timeit """ https://leetcode.cn/problems/game-of-life/ """ class Solution: def gameOfLife(self, board: List[List[int]]) -> None: """ Do not return anything, modify board in-place instead. 三...
题目地址:https://leetcode.com/problems/n-repeated-element-in-size-2n-array/题目描述In a array A of size 2N, there are N+1 unique elements, and exactly one of these elements is repeated N times.Return the element repeated N times.
截止至今LeetCode题目总量已经有1582题,估计将来每年平均增长300题左右,大部分人肯定是刷不完的,所以得有选择地刷LeetCode。 一种公认的刷题策略是按类别刷题,可是每个类别也有许多题,在有限的时间里到底该刷哪些题呢?个人根据LeetCode官方给出的每个题目的出现频率,整理并收录了每个类别里高频出现的题目,对于官方统...
https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree/ Given an array where elements are sorted in ascending order, convert it to a height balanced BST. 分析: Input:So we're given a sorted array in ascending order. ...
力扣链接:https://leetcode.com/problems/kth-largest-element-in-an-array/ 博主Grandyang的c++解法:[LeetCode] 215. Kth Largest Element in an Array 数组中第k大的数字 开始的时候我的脑子里产生了很多天马行空的想法,比如用一个queue去重新存放顺序之类的。但是那显然是不合理且乱糟糟的。kth largest,就...
链接:https://leetcode-cn.com/problems/find-all-numbers-disappeared-in-an-array 著作权归领扣网络所有。商业转载请联系官方授权,非商业转载请注明出处。 一个萝卜一个坑,不对付就换到自己的位置就行了。 要用while没换到底就一直换。 class Solution { ...
题目地址:https://leetcode-cn.com/problems/missing-element-in-sorted-array/ 题目描述 Given a sorted array A of unique numbers, find the K-th missing number starting from the leftmost number of the array. ...
215 Kth Largest Element in an Array # 215 Kth Largest Element in an Array 题目来源: https://leetcode.com/problems/kth-largest-element-in-an-array/description/ 题意分析: 在一个无序链表中找出第k大的元素。 Example 1: Input: [3,2,1,5,6,4] and k = 2 Outp... ...