Longest Consecutive Sequence
Advanced Array Logic DSA practice problem on Onlearn.
Difficulty: medium.
Topics: Finding the Length of the Longest Consecutive Sequence in an Array, Arrays, Linear Search, Sorting, Set, Hash Tables, Time Complexity, Space Complexity, Big O Notation, Loops, Conditional Statements, iteration, complexity analysis, hash set, sorting algorithms, array, search algorithms, Sets & Hash Sets, Algorithm Optimization.
Longest Consecutive Sequence Problem Statement Given an unsorted array of integers nums, return the length of the longest consecutive elements sequence. Input Specification The input consists of an array of N integers. Output Specification Return a single integer representing the length of the longest consecutive elements sequence. Examples Example 1: Example 2: