原题链接在这里:https://leetcode.com/problems/find-all-duplicates-in-an-array/ 题目: Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and others appear once. Find all the elements that appear twice in this array. Could you do it without ...
这道题给了我们一个数组,数组中的数字可能出现一次或两次,让我们找出所有出现两次的数字,由于之前做过一道类似的题目Find the Duplicate Number,所以不是完全无从下手。这类问题的一个重要条件就是1 ≤ a[i] ≤ n (n = size of array),不然很难在O(1)空间和O(n)时间内完成。首先来看一种正负替换的方法...
Given asortedinteger arrayarr, two integerskandx, return thekclosest integers toxin the array. The result should also be sorted in ascending order. An integerais closer toxthan an integerbif: |a - x| < |b - x|, or |a - x| == |b - x|anda < b Example 1: Input:arr = [1,2...
【原题】 Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and others...Find all the elements that appear twice in this array. 67780 Find All Duplicates in an Array Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array)...
英文coding面试练习 day2-1 | Leetcode658 Find K Closest Elements, 视频播放量 23、弹幕量 0、点赞数 0、投硬币枚数 0、收藏人数 0、转发人数 0, 视频作者 Rollwithlife, 作者简介 To remember,相关视频:英文coding面试练习 day3-2 | Leetcode907 Sum of Subarray Minim
题目地址: https://leetcode.com/problems/find-k-closest-elements/description/ 题目描述: Given a sorted array, two integers k and x, find the k closest elements to x in the array. The result should also be sorted in ascending order. If there is a tie, the smaller elements...
Hello everyone! Today's LeetCode Daily problem isFind K Pairs with Smallest Sums. Problem description This problem is commonly solved with with priority queue. Here's a C++ solution for reference. Solution with PQ Many users — and me in particular — initially tried to solve this problem wit...
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Absolute value of elements in the array and x will not exceed 104 UPDATE (2017/9/19): The arr parameter had been changed to an array of integers (instead of a list of integers). Please reload the code definition to get the latest changes. ...
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