This a explanation, not a solution?
I know this was almost four years ago, but are our solutions archived? I was just thinking of this glorious day :)
You can view your own submissions by going to the problem page and clicking on "Submissions" (above the code editor).
Where is the code editor?
Oh one needs to be a premium member to view the full premium content. You can also just add /submissions at the end of the page you're interested in, e.g: https://www.learneroo.com/modules/66/nodes/422/submissions.
This contest was open to the public.. I'm specifically curious to see my reflection trick on the traveler questions.