Problems from IDI Open 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A Feast For Cats 3927 1461 37% 0.00 1078 931 86% 3.3
Blackboard Numbers 2592 699 27% 0.00 502 416 83% 4.3
Cat And Mouse 675 122 18% 0.00 153 78 51% 7.5
Friday the 13th 3284 1732 53% 0.00 1682 1570 93% 1.8
Help Roomba Find Himself 165 59 36% 0.00 70 52 74% 6.7
I Hate The Number Nine 2617 1082 41% 0.00 1010 872 86% 3.2
NTNU Orienteering 1060 262 25% 0.03 178 158 89% 4.5
Simon Says 8883 3129 35% 0.00 3218 2825 88% 2.4
Smart Phone 999 481 48% 0.00 494 445 90% 2.6
Sneaky Snowninjas 298 55 18% 0.24 52 26 50% 8.7