# Simple bouncing molecules in a 2-D system

random_seed 1

graphics opengl

dim 2
species red
species green

difc red 3
difc green 1

color red 1 0 0
color green 0 1 0

time_start 0
time_stop 100
time_step 0.01

boundaries 0 0 100 r
boundaries 1 0 100 r

mol 20 red u u
mol 8 green 80 40

ifdefine OUTFILE
  output_files OUTFILE
  cmd a listmols OUTFILE
endif

end_file



