Problems from Waterloo Programming Contest 2008-10-04

	Add	Remove

Name	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Cranes	418	772	245	32%	4.0Medium	en
Dominoes 2	279	7703	2520	33%	2.5Easy	en
Exact Change	178	11935	3105	26%	4.1Medium	en
Logo 2	571	2278	444	19%	5.5Hard	en
Wi-Fi	230	3366	841	25%	3.9Medium	en