First Round:\n Two questions\n 1) - Letter Combinations of Phone Digits.\n 2) - Balanced Parantheses\n\n Virtual Onsite (4 rounds in Total)\n \n 1st Round: (55 minutes)\n 30 minutes LP\n Design a Restaurant Reservation System.\n \n 2nd Round(55 minutes)\n 30 minutes LP.\n Convert Integer to Roman Numerals.\n \n 3rd Round(1 Hr)\n 30 minutes LP.\n Number of Islands in a Matrix of 0\'s and 1\'s.\n \n 4th Round(1 Hr)\n 35 minutes LP.\n Course Schedule II (Leetcode problem based on Topological Sorting).\n \n Could not do the last round coding question well, hence the reject.

First Round:\n Two questions\n 1) - Letter Combinations of Phone Digits.\n 2) - Balanced Parantheses\n\n Virtual Onsite (4 rounds in Total)\n \n 1st Round: (55 