Filtering/sorting/problem reordering#2

Open

elu00 wants to merge 3 commits intoCMU-Math:masterfrom

Commits on May 20, 2020

Merge pull request #1 from CMU-Math/master
elu00
authored

Commits on May 21, 2020

filtering and stuff
Ethan Lu
committed
reduce DOM writes
elu00
committed