Problems from 2016 ICPC North American Qualifier Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A New Alphabet0.005277761029437%2.0Easyen
Arcade!0.01791152832922%5.8Harden
Big Truck0.0056563223334%2.9Mediumen
Brackets0.005365053315%6.7Harden
Dots and Boxes0.00114867818728%5.7Harden
Free Desserts0.0113773565415%8.7Harden
Inverse Factorial0.00512721262121%5.5Harden
Nine Packs0.0055225160131%3.6Mediumen
Primonimo0.00137458218732%5.4Mediumen
Quick Estimates0.00516571887654%1.9Easyen
Robotopia0.0056685107616%5.3Mediumen
Unusual Darts0.011111143641229%4.8Mediumen