Problems from North American Invitational Programming Contest (NAIPC) 2017

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Apple Market0.0746666214722%7.3Harden
Blazing New Trails0.181339183627915%7.1Harden
Heaps from Trees0.1531077225233%6.4Harden
Incremental Double Free Strings0.011430992828%5.7Harden
Maximum Color Clique0.0414131564026%7.0Harden
Pieces of Parentheses0.01591193942822%5.4Mediumen
Ski Resort0.1750161992412%6.6Harden
Stars in a Can0.07310363118629%8.0Harden
Stretching Streamers0.0352149419740%4.5Mediumen
Unbalanced Parentheses0.011683872326%7.7Harden
Yin and Yang Stones0.0054692280960%1.9Easyen