The problem is about finding the longest consecutive subsequence from a given array.
To understand this problem, just consider this array of numbers.
Now you need to find a subsequence such that the numbers in it are consecutive and no matter what their order is.
"largest subset with consecutive numbers"
"longest consecutive sequence in an array"
📖 Suggested books
Introduction to Algorithms - https://amzn.to/3IdqpHu
Data Structures And Algorithms Made Easy: Data Structures - https://amzn.to/3vuqVJE
SPEAKING JAVASCRIPT AN IN-DEPTH GUIDE FOR PROGRAMMERS - https://amzn.to/3i149FU
Cracking the Coding Interview - https://amzn.to/3jJnzjm
DESIGNING DATA-INTENSIVE APPLICATIONS - https://amzn.to/3GqD4Wa
Atomic Habits: The life-changing million-copy bestseller - https://amzn.to/3IcETHm
System Design Interview - An insider's guide - https://amzn.to/3jDZtqa
DEEP WORK: RULES FOR FOCUSED SUCCESS IN A DISTRACTED WORLD - https://amzn.to/3GrumHg
Frontend interview questions: https://mohit8.gumroad.com/l/ygass