classSolution(object):deffindDuplicates(self, nums):""":type nums: List[int] :rtype: List[int]"""res=nums[:] res.sort()foriinnums:ifnums.count(i)==1: res.remove(i)#for j in res:#res.remove(j)#return resres=res[::2]returnres 当然后来我尝试过加入一个空数组来存放数据,如上的...
Can you solve this real interview question? Find All Duplicates in an Array - Given an integer array nums of length n where all the integers of nums are in the range [1, n] and each integer appears at most twice, return an array of all the integers that
时间复杂度:O(n),空间复杂度:O(n) funcfindDuplicates(nums []int)[]int{len:=len(nums);iflen<=1{returnnil} hashMap :=make(map[int]int) result := []int{}for_, v :=rangenums { _, exist := hashMap[v];if(exist) { result =append(result, v) }else{ hashMap[v] = v } }ret...
442. Find All Duplicates in an ArrayMedium Topics Companies Given an integer array nums of length n where all the integers of nums are in the range [1, n] and each integer appears at most twice, return an array of all the integers that appears twice. You must write an algorithm that ...
LeetCode-442. Find All Duplicates in an Array 文章分类 Given an array of integers, 1 ≤ a[i] ≤n(n= size of array), some elements appeartwiceand others appearonce. Find all the elements that appeartwicein this array. Could you do it without extra space and in O(n) runtime?
leetcode之Find All Numbers Disappeared in an Array 本文主要解析《Find All Numbers Disappeared in an Array》,顺便简单解释一下《Find All Duplicates in an Array》。 该题的含义是:给定一个长度为n的数组,数组元素是1~n。但是有些元素出现一次,有些元素出现两次,从而也会导致有些元素不出现。现在让我们...
【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)...
LeetCode 每日一题 Daily Challenge 637 Average of Levels in Binary Tree 228 -- 2:21 App LeetCode 每日一题 Daily Challenge 24 Swap Nodes in Pairs 156 -- 3:58 App LeetCode 每日一题 Daily Challenge 442 Find All Duplicates in an Array 151 -- 1:37 App LeetCode 每日一题 Daily Challenge...
0025-reverse-nodes-in-k-group.py 0026-remove-duplicates-from-sorted-array.py 0027-remove-element.py 0028-find-the-index-of-the-first-occurrence-in-a-string.py 0033-search-in-rotated-sorted-array.py 0034-find-first-and-last-position-of-element-in-sorted-array.py 00...
1043.partition-array-for-maximum-sum 1043.分隔数组以得到最大和 1044.最长重复子串 1046.last-stone-weight 1047.remove-all-adjacent-duplicates-in-string 1048.longest-string-chain .gitattributes .gitignore 2.txt LICENSE README.mdBreadcrumbs LeetCode-Python/...