beginfig(1); u = 0.0416666667 cm; draw ( 0.0000000000u, 0.0000000000u)-- ( 120.0000000000u, 0.0000000000u)-- ( 120.0000000000u, 240.0000000000u)-- ( 0.0000000000u, 240.0000000000u)--cycle; draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 21.0000000000u, 126.8311619031u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 58.2425940725u, 188.2856635205u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 21.0000000000u, 84.8207086394u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 89.9987168785u, 219.0000000000u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 99.0000000000u, 177.9706560877u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 29.5080491842u, 219.0000000000u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 99.0000000000u, 135.9657597754u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 21.0000000000u, 42.8081075031u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 77.8265228912u, 57.6670208818u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 58.2696397576u, 104.1951077323u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 99.0000000000u, 21.0000000000u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 21.0000000000u, 168.8443566461u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 56.9605467018u, 21.0000000000u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 58.2407735124u, 146.2818067355u); draw fullcircle xscaled 42.0000000000u yscaled 42.0000000000u shifted ( 99.0000000000u, 93.9432961708u); endfig; end;