program msmio1
   implicit none
   call init
   call viewport(0.2,0.2,0.8,0.8)
   call xyworld(0.0,0.0,1.0,1.0)
   call newpath
   call rect(0.4,0.2,0.6,0.6)
   call stroke
   call msmi(0.7,0.2,0.7,0.6,0.15)
   call plot(0.7,0.2,3)
   call plot(0.6,0.2,2)
   call plot(0.7,0.6,3)
   call plot(0.6,0.6,2)
   call stroke
   call newpath
   call linewidth(0.5)
   call msmo(0.4,0.65,0.6,0.65,0.07)
   call plot(0.4,0.65,3)
   call plot(0.4,0.6,2)
   call plot(0.6,0.65,3)
   call plot(0.6,0.6,2)
   call stroke
   call text(0.625,0.66,'b')
   call text(0.69,0.385,'h')
   call fin
   stop
   end