Coding:

1. Trapping rainwater

2. Given bank opening and closing time, and tradeorder time, return if it can be successfully processed.
   Input : Bank opening times : Bank 1 : (11:00-17:00), Bank 2 : (2:00-5:00), Bank 3: (10:00-16:00)

   Test case 1 : Trade time 10:00 - 17:00
   Expected Result: SUCCESS
   Explaination:
   This trade can be executed at bank 3 for 10:00-16:00 time and then at bank 1 for 16:00 to 17:00
   Another way is to execute at bank 3 for 10:00-11:00 and then at bank 1 for 11:00 to 17:00

   Test case 2 : Trade time 2:00 to 11:00
   Expected Result : FAILURE
   Explaination: There is no bank open from 5:00 to 10:00

Design :

Design market depth platform
Input trade events like Security _ buy/sell  _ quantity _ price
Real time updates to the UI
Should handle huge load and present suitable trades on market depth terminal in real time