harvester

local function run()
turtle.up()
turtle.forward()
for z=1,7 do
    for x=1,8 do
        turtle.forward()
        turtle.placeDown()
    end
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()
    for x=1,8 do
        turtle.forward()
        turtle.placeDown()
    end
    if z~=7 then
        turtle.turnLeft()
        turtle.forward()
        turtle.turnLeft()
    end
end
turtle.forward()
turtle.turnRight()
for x=1,13 do
turtle.forward()
end
turtle.turnRight()
turtle.down()
redstone.setOutput("bottom",true)
sleep(1)
redstone.setOutput("bottom",false)
end

local min, sec = 0, 10
while true do
sleep(1)
if sec == 0 then
    min = min -1
    sec = 60
end
sec = sec -1
if min == 0 and sec == 0 then
run()
min = 10
end
end