That sucks and it’s happened to me before, I would definitely have reached out to a more general recruiting email for that company and tell them about the no sh

That sucks and it’s happened to me before, I would definitely have reached out to a more general recruiting email for that company and tell them about the no show. Sorry it happened to you I guess it depends on how well you do on leetcode already. I think most people could probably just do 1-2 leetcode problems a week for a few months to get good at it. I’ve only been asked a few interview questions ever that I thought would be leetcode hard, most are mediums with some easies thrown in. I don’t think you would ever be asked to reimplement a heap but definitely could be asked a question where you need to use one. And usually if you are asked >3 questions you can not entirely solve one and still advance