func main()
	var s: []char :: cui@input()
	var a: int :: 8
	var b: int :: 0
	var c: int :: 0
	for i(0, 7)
		switch(s[i])
		case 'l', 'o'
			do a :- 1
			do b :+ 1
		case 'a', 's'
			do a :- 1
			do c :+ 1
		end switch
	end for
	
	var ans: int :: 1
	if(b = 0 | c = 0)
		do ans :: 0
	else
		do ans :* (2 ^ b - 1) * (2 ^ c - 1)
		if(a = 0)
			do ans :- 1
		end if
	end if
	do cui@print("\{ans}\n")
end func