Ruby version used: ruby 2.3.1p112
Rspec version: 3.5.0


(save_princess.rb) solves: https://www.hackerrank.com/challenges/saveprincess
To run program please type below command in program directory:
ruby save_princess.rb 5 'Top Right'				
(The options can be changed to the required arguments as per the problem statement allows)
To Run Rspec:
rspec spec/save_princess_spec.rb



(save_princess_2.rb) solves : https://www.hackerrank.com/challenges/saveprincess2
Please use below commands:
ruby save_princess_2.rb 5 2 2					
(The options can be changed to the required arguments as per the problem statement allows)
To Run Rspec:
rspec spec/save_princess_2_spec.rb