Given an array containsNnumbers of 0 ..N, find which number doesn't exist in the array. Example GivenN=3and the array[0, 1, 3], return2. Challenge Do it in-place with O(1) extra memory and O(n) time. 这道题是LeetCode上的原题,请参见我之前的博客Missing Number 丢失的数字。那...
The idea is very similar to problem 442. Find All Duplicates in an Array:https://leetcode.com/problems/find-all-duplicates-in-an-array/. First iteration to negate values at position whose equal to values appear in array. Second iteration to collect all position whose value is positive, whic...
这是一个Java程序,用于解决LeetCode题目中的“Find the Missing Number”问题。该程序的主要功能是在一个给定的整数数组中找出缺失的数字。 具体实现过程如下: 1. 首先,创建一个名为`findMissingNumber`的方法,该方法接收一个整数数组作为参数。 2. 然后,遍历数组中的每个元素,将其与数组长度减一的结果进行比较。
287. Find the Duplicate Number containingn+1integerswhereeachintegerisbetween1andn(inclusive),provethatatleastoneduplicatenumbermustexist.Assumethatthereisonlyoneduplicatenumber,findtheduplicateone leetcode之Find the Duplicate Number 问题 问题描述:Givenanarraynumscontainingn+1integerswhereeachintegerisbetween1...
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LeetCode 287. Find the Duplicate Number 原题链接在这里:https://leetcode.com/problems/find-the-duplicate-number/ 题目: Given an arraynumscontainingn+ 1 integers where each integer is between 1 andn(inclusive), prove that at least one duplicate number must exist. Assume that there is only ...
LeetCode 724. Find Pivot Index 2019-12-22 04:08 − 原题链接在这里:https://leetcode.com/problems/find-pivot-index/ 题目: Given an array of integers nums, write a method that returns the "pivot" index of this... Dylan_Java_NYC 0 348 find: missing argument to `-exec' 2019-...
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[435. 无重叠区间](https://leetcode-cn.com/problems/non-overlapping-intervals/) 一维 方法一、模拟 方法二、并查集 [1569. 将子数组重新排序得到同一个二叉查找树的方案数](https://leetcode.cn/problems/number-of-ways-to-reorder-array-to-get-same-bst/) [LCS 03. 主题空间](https://leetcode.cn...
Given an array of integers, find t... 夜读春秋 0 100 LeetCode.1207-唯一的元素出现次数(Unique Number of Occurrences) 2019-10-08 09:10 − 这是小川的第419次更新,第452篇原创 ## 看题和准备 今天介绍的是**LeetCode**算法题中**Easy**级别的第**269**题(顺位题号是**1207**)。给定...