Friker/alg-vis — comment on commit 5cd53fe8f5846101f6623d65ef97164ef8220f2c
File: src/algvis/unionfind/UnionFindFind.java line 50
By kuk0:

you should also mark the root
furthermore, when doing a union, the root should *stay marked* also when finding the root of the second tree (so we don't forget it...)
[you can do the marking in the union method]