3 Q's were there and only **1 hour** so much tough Q's were there 
1. https://leetcode.com/problems/rectangle-area-ii/description/
2. [USACO Olympiad Q](https://usaco.org/index.php?page=viewproblem2&cpid=836)
3. A topo sort graph based Q on strings, didn't remembered the Q exactly, also didn't got time for this.

3 Q's were there and only 1 hour so much tough Q's were there
https://leetcode.com/problems/rectangle-area-ii/description/
USACO Olympiad Q
A topo sort graph based Q on strings, didn't remembered the Q exactly, also didn't got time for this.