Problems from IDI Open 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A Feast For Cats 1822 634 35% 0.00 428 360 84% 4.3
Blackboard Numbers 1596 370 23% 0.00 308 238 77% 5.2
Cat And Mouse 520 92 18% 0.00 126 56 44% 8.2
Friday the 13th 2064 1040 50% 0.00 1023 943 92% 1.8
Help Roomba Find Himself 94 36 38% 0.01 47 34 72% 6.0
I Hate The Number Nine 1723 727 42% 0.00 672 579 86% 3.3
NTNU Orienteering 267 78 29% 0.05 62 56 90% 5.2
Simon Says 6392 2223 35% 0.00 2305 2030 88% 2.1
Smart Phone 763 348 46% 0.00 368 326 89% 2.7
Sneaky Snowninjas 199 47 24% 0.24 39 18 46% 9.1