ATTENTION: before clicking "Create Pull Request" please submit some meta data, thanks!
Difficulty level (1-10): [6]
Estimated time spent (hours): [3]
Completed (yes/no): [Yes]
I stretched my coding skills (if yes what did you learn?): [python collections is cool]
Other feedback (what can we improve?): []
ATTENTION: before clicking "Create Pull Request" please submit some meta data, thanks!
Difficulty level (1-10): [6] Estimated time spent (hours): [3] Completed (yes/no): [Yes] I stretched my coding skills (if yes what did you learn?): [python collections is cool] Other feedback (what can we improve?): []