But I couldn’t find all matching sub trees within a binary tree at the whiteboard in an hour (45 min really). I haven’t done a formal survey, but my extensive experience and discussions with a lot of devs tells me that this really isn’t about fizzbuzz or other simple things.
It’s time to stop pretending this is about weeding out people who can’t code. Companies by their own admission set a very high false negative rate.
Then they claim there is a shortage and successfully lobby the government to create a shadow immigration system putting tech companies in charge of who gets to work in the US and the conditions under which they are allowed to remain.