beginfig(1);
u =         0.1000000000 cm;
draw 
     (        0.0000000000u,        0.0000000000u)--
     (      100.0000000000u,        0.0000000000u)--
     (      100.0000000000u,       80.0000000000u)--
     (        0.0000000000u,       80.0000000000u)--cycle;
draw fullcircle
     xscaled         32.0000000000u
     yscaled         32.0000000000u
     shifted (       16.0000000000u,       64.0000000000u);
draw fullcircle
     xscaled         32.0000000000u
     yscaled         32.0000000000u
     shifted (       23.2766840992u,       16.0000000000u);
draw fullcircle
     xscaled         32.0000000000u
     yscaled         32.0000000000u
     shifted (       56.1384932346u,       16.0000000000u);
draw fullcircle
     xscaled         32.0000000000u
     yscaled         32.0000000000u
     shifted (       48.3055076108u,       64.0000000000u);
draw fullcircle
     xscaled         32.0000000000u
     yscaled         32.0000000000u
     shifted (       84.0000000000u,       31.9393996322u);
draw fullcircle
     xscaled         32.0000000000u
     yscaled         32.0000000000u
     shifted (       84.0000000000u,       64.0000000000u);
endfig;
end;