Problems from Croatian Open Competition in Informatics 2008/2009, contest #3

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Binary search tree 4313 1097 25% 0.04 880 513 58% 7.3
Cross 859 263 31% 0.00 257 206 80% 4.1
Kemija 5915 3778 64% 0.00 3660 3497 96% 1.5
Matrica 44 18 41% 0.01 24 17 71% 8.0
Najkraci 74 40 54% 0.34 31 27 87% 5.5
Pet 17214 10075 59% 0.00 9286 8900 96% 1.4