acmedot prints the location of dot in the current acme window.

	usage: acmedot [format1 [format2]]
	    format1 - specifies the output format. It will be
	              used as if called by
	              fmt.Printf(format1, start, end).
	    format2 - specifies the output format where start and
	              end are the same. It will be used as if called
	              by fmt.Printf(format2, start)

The default format is "%d,%d\n".