It’s just the raw scope of what can be asked. The interviewer doesn’t care if you’re an expert in standard structures like red black trees, doubly linked lists,

It’s just the raw scope of what can be asked. The interviewer doesn’t care if you’re an expert in standard structures like red black trees, doubly linked lists, min max heaps - or even hash tables - when they’ve got a obsession with scanning Wikipedia for articles on Tries and Topological sort because their self proclaimed 10x engineer spirits believe their Log(n) spellcheckers are gonna replace elastic search