there is a simple solution.tvb now,tvbnow,bttvb3 z# h/ l. x* G8 X; s0 X
fill 5, pour 5 to 3, 2 left in 5, remove 3 back to 8, put 2 from 5 to 3. Fill 5 then fill up 3 with 2 in which leave 4 in 5. All it take is a total of six pouring and emptying add together.