Problems from Mount Allison Programming Showdown (MAPS 2019)

Languages
Blobs of Doom0.0515646318540%6.3Harden
Doubleplusgood0.0111589751457%2.8Mediumen
Equinumerous0.41318866711%7.7Harden
Fractal Area0.0078125857346%2.8Mediumen
Grand Opening0.0190565516525%6.5Harden
Hangman0.00675208295657%1.6Easyen
Marshland Rescues0.02104646717036%6.1Harden
Piano Lessons0.01551107447644%4.1Mediumen
Safe Houses0.00167135465949%2.6Easyen
Wooden Crates0.0110021972312%9.2Harden
Rebel Portals0.019993278927%5.9Harden
Bike Gears0.0088145433023%5.0Mediumen
Feistel Fun0.002321163732%8.4Harden