Online Assessment:

• https://leetcode.com/problems/reorder-data-in-log-files/
• Similar to https://leetcode.com/problems/rotting-oranges/

Round 1:

• https://leetcode.com/problems/binary-tree-maximum-path-sum/

Round 2:

• https://leetcode.com/problems/search-a-2d-matrix-ii/
• https://leetcode.com/problems/n-ary-tree-level-order-traversal/
• https://leetcode.com/problems/n-ary-tree-preorder-traversal/

Round 3:

• Top view of binary tree
• One other question related to array of string.

[Round 4: Video Conferencing from home]

• Write API for CPU task scheduler which selects high priority task first and also prevents the low priority task from starvation .
• https://leetcode.com/problems/first-unique-character-in-a-string/
• Follow up was find first non repeating character from a infinite stream of characters . Similar to https://leetcode.com/problems/lru-cache/ .