itgoujie2

I think the problem for current system is 'the scope is too narrow', for those famous IT companies, they ask Algo/Data structure questions, but for most of them, they only ask certain sets of questions. Let's say there are 100 questions in algo/data structure domain, I know 50 of them and they are distributed very evenly, but a company only asks the 20 of them, unfortunately, I only know 2 out...