Problems from Waterloo Programming Contest 2012-10-13

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Bridges and Tunnels 2	0.04	436	313	81	26%	6.6Hard	en
Course Scheduling	0.00	5	2329	1387	60%	1.7Easy	en
Room Painting	0.01	72	11697	3085	26%	2.7Easy	en