defaultfont:="ptmr8r"; warningcheck:=0; beginfig(1) pickup pencircle scaled 4pt yscaled .2pt rotated 60; n:=5; for i := (n*20) step -(n) until (n): draw (i,0)..(0,i)..(-i,0) ..(0,-(i-n))..(i-n,0); endfor endfig; end;
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