floor by Big SHiny Toys

local a = {...}
turtle.turnLeft()
turtle.turnLeft()
local function find()
    for x = 1,16 do
    if turtle.getItemCount(x) > 0 then
        turtle.select(x)
    return true
    end
    end
    print("wating for blocks")
    while true do
    local e,e1 = os.pullEvent("key")
    if e1 == 28 then break end
    end
end
for i = 1,a[1] do
    for a = 1,a[2] do
        turtle.back()
        if not turtle.place() and find() then
            turtle.place()
        end
    end
    if math.fmod(i,2) == 0 then
        turtle.turnRight()
        turtle.back()
        turtle.place()
        turtle.turnRight()
    else
        turtle.turnLeft()
        turtle.back()
        turtle.place()
        turtle.turnLeft()
    end
end