Yon can refer here to install ruby for checking assignments. Link: [Ruby official site][https://www.ruby-lang.org/ko/documentation/installation/]
You can run a program individually on console.
ruby solution1.rb
These are solutions that has implemented schedule recommendation algorithm for Tripple.
Solution 1 is to solve default schedule recommendation algorithm solution
Solution 2 is to solve Solution 1 with fixed locations
Solution 3 is to solve Solution 1 with consideration for time for distance