Problems from 2018 ICPC North American Qualifier Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Bingo Ties 2848 406 14% 0.00 694 282 41% 7.3
Das Blinkenlights 4890 2195 45% 0.00 1913 1786 93% 1.7
Ebony and Ivory 479 200 42% 0.00 214 176 82% 5.4
Froggie 2838 429 15% 0.00 495 297 60% 6.8
Fruit Slicer 1234 193 16% 0.00 180 116 64% 6.8
LCM Tree 118 20 17% 0.07 41 14 34% 9.0
Left and Right 2566 1078 42% 0.01 984 778 79% 3.6
Longest Life 498 118 24% 0.03 131 79 60% 5.7
Monitoring Ski Paths 835 199 24% 0.02 194 123 63% 6.4
Peg Game for Two 380 262 69% 0.01 233 212 91% 3.2
Run-Length Encoding, Run! 3897 2324 60% 0.00 2075 1954 94% 1.7
Superdoku 774 187 24% 0.00 245 134 55% 6.4
Triangular Clouds 268 62 23% 0.11 72 28 39% 8.0