Problems from 2018 ICPC North American Qualifier Contest

Name Fastest Total Acc. Ratio Difficulty
Bingo Ties 0.00 3155 492 16% 7.6hard
Das Blinkenlights 0.00 6530 3030 46% 1.7easy
Ebony and Ivory 0.00 516 222 43% 5.4medium
Froggie 0.00 4173 640 15% 6.1hard
Fruit Slicer 0.00 1543 247 16% 7.3hard
LCM Tree 0.07 150 28 19% 8.4hard
Left and Right 0.01 2952 1348 46% 3.2medium
Longest Life 0.03 591 157 27% 7.4hard
Monitoring Ski Paths 0.02 990 255 26% 7.1hard
Peg Game for Two 0.01 537 383 71% 3.3medium
Run-Length Encoding, Run! 0.00 5162 3060 59% 1.9easy
Superdoku 0.00 984 276 28% 7.0hard
Triangular Clouds 0.11 325 76 23% 8.4hard