# this should have no effect on the computed dh energies
# but an effect on the produced charges

UNITS CHARGE=0.1
dh1: DHENERGY GROUPA=1-3 GROUPB=4-10 I=0.1 EPSILON=80.0 TEMP=300
dh2: DHENERGY GROUPA=1-3 GROUPB=4-10 I=0.1 EPSILON=80.0
dh3: DHENERGY GROUPA=1-3 GROUPB=4-10 I=0.0 EPSILON=80.0
dh4: DHENERGY GROUPA=1-3 GROUPB=4-10 I=0.1 EPSILON=200.0 TEMP=10
DUMPMASSCHARGE FILE=mc

PRINT ...
  STRIDE=2
  ARG=dh1,dh2,dh3,dh4
  FILE=COLVAR FMT=%6.5f
... PRINT

ENDPLUMED

