Problems from 2017 ICPC East-Central NA Regional Practice Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Arggggggh!0.00121644672%1.8Easyen
Every Second Counts0.00154161275%3.3Mediumen
Is Everybody Appy?0.00100845161%1.6Easyen
KaBlam!0.00155911218%6.8Harden
Life Savings0.0021313862%5.6Harden
Treating Fractions Irrationally0.00115916425%8.5Harden