Problems from 2021 ICPC North American Qualifier Contest (Jan 2022)

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Alien Integers0.0042675751368%5.9Harden
Avoiding Asteroids0.001298936671%7.1Harden
Common Factors0.008560649181%4.1Mediumen
Dimensional Analysis0.0010591247258%8.1Harden
Eye of Sauron0.00345358510895%1.5Easyen
MrCodeFormatGrader0.0029598190792%2.0Easyen
Mult!0.00412184202693%1.8Easyen
Pizza Party!0.0343051635769%5.8Harden
Stacking Up0.0016541232880%4.8Mediumen
Stamp Combinations0.0721982262276%5.5Harden
Sword Counting0.0546526216563%7.9Harden
Tic-Tac State0.0022896986589%2.3Easyen
Venn Intervals0.362085513263%8.9Harden
ilove Strings0.0396819512665%7.6Harden