skipped OA because recruiter.

1st phone screen:
ask in depth about every projects and technologies you have done.

• django project: whats django, whats the DB behind, what kind of API is it.

• couldnt answer in depth to the questions, no ML

• Leet code problem
  given a phone number boundary
  123
  456
  789
  *0#

with these 12 numbers, given a chess horse piece that moves in L shape, each horse piece starts at each of the buttons, and the goal is for the horse piece to touch on every button then it ends. What is the minimum total steps would all the horse pieces take?

• interviewer logs off after 5 mins and disappears for an hour. i code up a graph DFS solution, afterwards recruiter stops me 1 hour after logging back in and ask me about my solution. she says its not optimum solution and i was rejected.