Problems from 2017 ICPC North American Qualifier Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Birthday Cake 912 192 21% 0.00 257 165 64% 6.2
Bumped! 4420 969 22% 0.05 697 528 76% 4.4
Canonical Coin Systems 3278 696 21% 0.01 897 469 52% 5.7
Cat and Mice 988 228 23% 0.30 195 133 68% 6.9
Company Picnic 661 270 41% 0.00 238 193 81% 5.1
GlitchBot 1991 1218 61% 0.00 1092 1008 92% 2.0
Greeting Card 2983 827 28% 0.04 876 581 66% 4.9
Imperfect GPS 1835 586 32% 0.00 621 475 76% 4.2
Odd Gnome 4998 2858 57% 0.00 2471 2323 94% 1.7
Progressive Scramble 2075 1107 53% 0.00 1057 952 90% 2.1
Space Probe 573 216 38% 0.19 172 142 83% 5.1
Suspension Bridges 1998 531 27% 0.00 508 399 79% 4.6
Umbral Decoding 645 101 16% 0.01 160 84 52% 7.4