1. LC Problem: Find occurrence of needle in haystack string.
Couldn't progress further so not sure about next rounds, but would have been Mobile System Design. And last would be HR round for discussion.
Friendly interviewer and very knowledgeable session.
Preguntas de entrevista [1]
Pregunta 1
Find occurrence of needle in haystack string.
Follow ups: Check if substring exists, find start index of substring