Phone:
1. 2-SUM in sorted array
2. Check if binary tree is BST

Onsite coding:
1. Remove invalid parentheses
2. Leetcode: Walls and Gates
3. Leetcode: Flatten Nested List Iterator
System design:
1. Design Instagram
2. Design a Facebook plugin to show most-listened songs on user profile

Question

Phone:
1.  2-SUM in sorted array
2. Check if binary tree is BST

Onsite coding:
1. Remove invalid parentheses
2. Leetcode: Walls and Gates
3. Leetcode: Flatten Nested List Iterator
System design:
1. Design Instagram
2. Design a Facebook plugin to show most-listened songs on user profile

Meta

Meta interview question

Want the inside scoop on your own company?

Bowls

Followed companies

Job searches