Problems from 2017 ICPC North American Qualifier Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Birthday Cake 1272 284 22% 0.00 328 233 71% 5.8
Bumped! 5190 1207 23% 0.04 879 690 78% 4.3
Canonical Coin Systems 5766 1276 22% 0.01 1225 729 60% 4.6
Cat and Mice 1563 391 25% 0.30 302 229 76% 5.7
Company Picnic 774 330 43% 0.00 290 239 82% 4.5
GlitchBot 2483 1526 61% 0.00 1340 1242 93% 1.9
Greeting Card 3765 1109 29% 0.04 1112 779 70% 4.5
Imperfect GPS 2427 777 32% 0.00 777 615 79% 3.9
Odd Gnome 7867 4545 58% 0.00 3947 3718 94% 1.6
Progressive Scramble 2530 1359 54% 0.00 1279 1165 91% 2.1
Space Probe 766 258 34% 0.19 209 169 81% 5.0
Suspension Bridges 3251 862 27% 0.00 764 631 83% 3.6
Umbral Decoding 1084 164 15% 0.01 204 115 56% 7.6