beginfig(1); u = 0.5000000000 cm; draw (0,0)--(0, 18.9971982173u)--( 5.4637257927u, 18.9971982173u)--( 5.4637257927u,0)--cycle; draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 12.9982832885u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628964u, 1.9996379529u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257929u, 8.9988131941u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 14.9980383108u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 10.9985454527u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257930u, 2.9996528112u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628965u, 7.9989418388u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628964u, 15.9977480201u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 16.9978500403u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257929u, 10.9985454529u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257929u, 12.9982832888u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628965u, 3.9994496330u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 4.9993601250u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 6.9990839624u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628964u, 11.9983961520u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 2.9996528115u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628964u, 13.9981016532u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257929u, 16.9978500405u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628964u, 17.9971982176u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 8.9988131940u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257930u, 4.9993601247u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628966u, 9.9986724374u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257930u, 6.9990839624u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257929u, 14.9980383111u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 1.0000000000u, 1.0000000000u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 2.7318628965u, 5.9992045030u); draw fullcircle xscaled 2.0000000000u yscaled 2.0000000000u shifted ( 4.4637257927u, 1.0000000000u); endfig; end;