Problems from North American Invitational Programming Contest (NAIPC) 2017

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Apple Market0.0746660913722%7.9Harden
Blazing New Trails0.181339149122615%7.2Harden
Heaps from Trees0.1531057120536%6.4Harden
Incremental Double Free Strings0.011430602847%4.8Mediumen
Maximum Color Clique0.0414131184034%6.0Harden
Pieces of Parentheses0.01591162532620%6.5Harden
Ski Resort0.25690111598%6.1Harden
Stars in a Can0.09310341815337%5.4Mediumen
Stretching Streamers0.0361439917644%4.6Mediumen
Unbalanced Parentheses0.011683512141%7.9Harden
Yin and Yang Stones0.0054406266160%1.8Easyen