128. Longest Consecutive Sequence # 题目 # Given an unsorted array of integers, find the length of the longest consecutive elements sequence. Your algorithm should run in O(n) complexity. Example: Input: [100, 4, 200, 1, 3, 2] Output: 4 Explanation: Th
Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements sequence is [1, 2, 3, 4]. Return its length: 4. Your algorithm should run in O(n) complexity. Anwser 1...
力扣.128 最长连续序列 leetcode longest-consecutive-sequence 数组系列 力扣数据结构之数组-00-概览 力扣.53 最大子数组和 maximum-subarray 力扣.128 最长连续序列 longest-consecutive-sequence 力扣.1 两数之和 N 种解法 two-sum 力扣.167 两数之和 II two-sum-ii 力扣.170 两数之和 III two-sum-iii ...
Longest Consecutive Sequence题目Given an unsorted array of integers, find the length of the longest consecutive elements sequence.Your algorithm should run in O(n) complexity. 样例Input: [100, 4, 200, 1, 3, 2] Output: 4 Explanation: The longest consecutive elements sequence is [1, 2, 3,...
Longest Consecutive Sequence 题目内容 Given an unsorted array of integers, find the length of the longest consecutive elements sequence. Your algorithm should run in O(n) complexity. 题目思路 既然是寻找连续的数列,那么我们就先确定最左侧或者最右侧的点,然后向左或者向右进行遍历即可。......
The longest consecutive elements sequence is[1, 2, 3, 4]. Return its length:4. Your algorithm should run in O(n) complexity. 思路:先把大神的方法亮出来 use a hash map to store boundary information of consecutive sequence for each element; there 4 cases when a new element i reached: ...
leetcode Longest Consecutive Sequence ...[LeetCode]Longest Consecutive Sequence 题目描述:(链接) Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements sequence i......
Given an unsorted array of integersnums, returnthe length of the longest consecutive elements sequence. You must write an algorithm that runs inO(n)time. Example 1: [1, 2, 3, 4] Example 2: Input: nums = [0,3,7,2,5,8,4,6,0,1] ...
Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, 1, 3, 2] , The longest consecutive elements sequence is [1, 2, 3, 4] . Return its length: 4 . Your algorithm should run in O( n ) complexity...
力扣.128 最长连续序列 longest-consecutive-sequence 力扣.1 两数之和 N 种解法 two-sum 力扣.167 两数之和 II two-sum-ii 力扣.170 两数之和 III two-sum-iii 力扣.653 两数之和 IV two-sum-IV 力扣.015 三数之和 three-sum 题目 给定一个未排序的整数数组 nums ,找出数字连续的最长序列(不要求...