1. Coding round 1: Could not remember the actual question but it was related to identifying trees in a graph.
2. Coding round 2: Given an interface for file system(Similar to 1166. Design File System), implement the following methods
    - Create Directory
    - Create File with content
        - If file is not present, create file with that content
        - Else append the content to existing file
    - Cat File
    - List immediate files in a directory lexicographically
3. System design: Design service for tracking products ordered through e-commerce. Products could be delivered across countries with multiple stops across in origin and destination countries with different modes of transport. Order delivery would be handled by multiple third party vendors. To the end user we need to show the current status and location history of the delivery.
4. Managerial round: Discussion about past projects and some behavioiral questions.

Coding round 1: Could not remember the actual question but it was related to identifying trees in a graph.
Coding round 2: Given an interface for file system(Similar to 1166. Design File System), implement the following methods

Create Directory
Cre