Vayyar interview questions

A very pleasant process, one of the most pleasant and respectful interviews I have had. Initial phone call and appointment for interview. At the beginning of the interview he asked me to introduce myself after introducing the company and I asked questions, then we moved on to the question, we also talked about what I was looking for in a job. The interview lasted about an hour in total. I did not move on to the next stage

First interview half an hour (introduction) Second interview one hour with the team leader I was asked about finding multiple submarines on a matrix where a submarine must be isolated from others and in the shape of a rectangle