CobbeCraft

local function craft()
fill=0
    for i=1,3 do
        if turtle.getItemCount(i)>0 then
            fill=fill+1
        end
    end
    for i=5,7 do
        if turtle.getItemCount(i)>0 then
            fill=fill+1
        end
    end

    for i=9,11 do
        if turtle.getItemCount(i)>0 then
            fill=fill+1
        end
    end
    print("fill= "..fill)
    if fill==9 then
        return  turtle.craft()
    else
        return false
    end
end

local function suckUp(amount)

    for i=1,3 do
        turtle.select(i)
        turtle.suckUp(amount)
    end
    for i=5,7 do
        turtle.select(i)
        turtle.suckUp(amount)
    end

    for i=9,11 do
        turtle.select(i)
        turtle.suckUp(amount)
    end
end
local function suck(amount)

    for i=1,3 do
        turtle.select(i)
        turtle.suck(amount)
    end
    for i=5,7 do
        turtle.select(i)
        turtle.suck(amount)
    end

    for i=9,11 do
        turtle.select(i)
        turtle.suck(amount)
    end
end
local function clear()
    for i=1,16 do
        turtle.select(i)
        turtle.drop()
    end
end
local function clearUp()
    for i=1,16 do
        turtle.select(i)
        turtle.dropUp()
    end
    turtle.select(1)
end
mode=0
amo=64
while true do
    while mode==0 do
        print(amo)
        suck(amo)
        if  craft() then
            turtle.dropUp()
        else
            if amo==1 then
                mode=1
                amo=64
            else
            amo=amo/2
            end
        clear()
        end
    end
    while mode==1 do
        print(amo)
        suckUp(amo)
        if craft() then
            turtle.dropUp()
        else
            if amo==1 then
                mode=0
                amo=64
            else
            amo=amo/2
            end
        clearUp()
        end
    end
end