Coding Round 1:

1. Given 2 strings str1 = abcabd, str2 = abc, format first based on the order of second string. Output should be "aabbcd"
2. Given a 2D binary array, where 1 is blocker and 0 is passable, find the shortest distance from start to end and print the path.

Coding Round 2:

1. Vertical Traversal of Binary Tree
2. https://leetcode.com/problems/merge-sorted-array/

System Design:
A real word business problem for which you need to come up with your own solution and design it.