turtle.refuel()
FlipFlop = false
function mineLine(int)
        for i=int, 1, -1 do
		turtle.digForward()
        turtle.digDown()
        turtle.forward()
        end
    end

function newLine()
    if (FlipFlop == false) then
        FlipFlop = true
        turtle.turnLeft()
        turtle.forward()
        turtle.turnLeft()
        else
        FlipFlop = false
        turtle.turnRight()
        turtle.forward()
        turtle.turnRight()
        end
    end

function alternateFlipFlop()
    if (FlipFlop == false) then
        FlipFlop = true
        else
        FlipFlop = false
        end
    end

function quary(x, y)
	while(true) do
		if y, 1, -1 do
			mineLine(x)
			newLine()
			end
		alternateFlipFlop()
		end
	end


while(true) do
	quary(5, 5)
	turtle.digDown()
	turtle.down()
    end