Problems from ICPC North America Championship 2021

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
AND Permutation0.081341739857%6.7Harden
Apple Orchard1.21477524938%8.7Harden
Cleaning Robot0.5399820214974%7.3Harden
Contest Construction0.0019025420882%4.8Mediumen
Ketek Counting0.061001553869%8.1Harden
Mountainous Palindromic Subarray0.0211730626988%3.8Mediumen
Permutation CFG0.252906311652%8.3Harden
Special Cycle0.00244059915%9.4Harden
The King's Guards0.022541231043%8.7Harden
The Paladin0.0038516914686%4.7Mediumen
Token Game0.201083554073%7.8Harden
TraveLog0.16108914311178%6.8Harden
You be The Judge, Again0.0240129726589%3.5Mediumen