dog = -2
man = 0
--digBigTwoPointOh
function nextRowRight() --proceed to the next row
    turtle.turnRight()
    digForward()
    turtle.turnRight()
end
function nextRowLeft() --proceed to the next row
    turtle.turnLeft()
    digForward()
    turtle.turnLeft()
end
function digForward()
    turtle.dig()
    turtle.digUp()
    turtle.forward()
end
function digFifty()
    for space = 1,20,1 do
    digForward()
    end
end
function goHome()
    turtle.turnLeft()
    for home = 1,20,1 do
        turtle.forward()
    end
end
function deposite()
    turtle.turnLeft()
    for items = 1,16,1 do
        turtle.select(items)
        turtle.drop()
    end
    turtle.turnLeft()
    turtle.turnLeft()
end
function main()
    for levels = 1,30,1 do
        for geebs = 1,10,1 do
            turtle.refuel(all)
            digFifty()
            nextRowRight()
            digFifty()
            nextRowLeft()
        end
        goHome()
        for goUp = 0, dog, 1 do
            turtle.up()
        end
        turtle.refuel(all)
        deposite()
        for goDown = 0, man, 1 do
            turtle.digDown()
            turtle.down()
        end
        man = man + 2
        dog = dog + 2
    end
    for finish = 0, man-2, 1 do
        turtle.up()
    end
end
main()