======================================
Author : Gaurav Kabra
Date of comletion : 25-06-2018
Description
----------------
How to play?
Press Enter after you see some lines that say that you are now going to improve the mathematical skills.
Enter C for Child-level else Press A for adult-level.
Precaution-
----------------
Note that in Adult mode (A) , there can be several answers possible.
But the fun here is to check your guess with the number in machine!
Good Luck!!
Note- The answer in Child mode (C) will be unique.
======================================