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ffmchar("exclam",5,ht#,0); italcorr .8ht#*slant; x1=x2=.5w+noise; x3=.5w+noise; x4=.5w+noise; bot y1=noise-o; y2=y1+dotincr*py; top y4=h+o+noise; bot y3=max(.618barheight,top y2+eps)+noise; draw dotcircle(z1,z2); draw z3--z4; labels(1,2,3,4); endchar;