LeetCode Array Easy169. Majority Element Description Given an array of sizen, find the majority element. The majority element is the element that appears more than⌊ n/2 ⌋times. You may assume that the array is non-empty and the majority element always exist in the array. Example 1: ...
利用Hashmap:https://github.com/cwj1994/LeetCode_AC/blob/master/%231_Two_Sum.cpp 26. Remove Duplicates from Sorted Array Remove Duplicates from Sorted Array Given a sorted array, remove the duplicates in place such that each element appear onlyonceand return the new length. Do not allocate e...
刷题链接:https://leetcode-cn.com/problems/merge-sorted-array/ 在这里提供两套解题思路: 直接将nums1后续的值填满,调用Arrays...不断++,则可不断获得n-1,n-2,n-3的值。即可成功解题。 public voidmerge(int[]nums1, intm, int[]nums2, intn) { for(int ...
53. Maximum Subarray Find the contiguous subarray within an array (containing at least one number) which has the largest sum. For example, given the array[-2,1,-3,4,-1,2,1,-5,4], the contiguous subarray[4,-1,2,1]has the largest sum =6. 题目地址:https://leetcode.com/problems/...
Given an array of2nintegers, your task is to group these integers intonpairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of min(ai, bi) for all i from 1 to n as large as possible. Example 1: ...
LeetCode 1295. 统计位数为偶数的数字 (Java) 统计位数为偶数的数字 给你一个整数数组 nums,请你返回其中位数为 偶数 的数字的个数。 示例 1: 输入:nums = [12,345,2,6,7896] 输出:2 解释: 12 是 2 位数字(位数为偶数) 345 是 3 位数字(位数为奇数) 2 是 1 位数字(位数为奇数) 6 是 1 ...
LeetCode Top 100 Liked Questions 53. Maximum Subarray (Java版; Easy) 题目描述 AI检测代码解析 Given an integer array nums, find the contiguous subarray (containing at least one number) which has the largest sum and return its sum. Example: ...
LeetCode Top Interview Questions 217. Contains Duplicate (Java版; Easy) 题目描述 Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element is distinct....
https://leetcode.com/problems/remove-duplicates-from-sorted-array/description/ 2. 题目要求 给定一个已经排序的整数数组nums[ ],返回除去重复元素后的数组长度 注意:不能重新创建一个数组,空间复杂度为O(1) 3. 解题思路 使用指针j来遍历数组,i用来计数。初始时,i指向nums[0],j指向nums[1]。 当nums[i]...
LeetCode Top Interview Questions 88. Merge Sorted Array (Java版; Easy) welcome to my blog LeetCode Top Interview Questions 88. Merge Sorted Array (Java版; Easy) 题目描述 第一次做; 最优解; 空间复杂度O(1); 有序数组, 往往可以考虑使用双指针; 其实归并过程就是双指针, 但是需要额外空间, ...