case:          hard: m300n1.txt d=5 k=75 seed=25
perf samples:  298K   (weights = sample periods, proportional to CPU time)

region               cpu %
shake3 (SHAKE)       3.19%
vnd1                40.07%
vnd2bi              30.61%
vnd3bi               3.46%
sol-copy(main)      20.88%
prim (init)          0.00%
other                1.80%
  ----------------------------
VND total           74.14%
SHAKE total          3.19%