local payload = 3
local distance = 33
local height = 3




--Bombs must be in slot 2

-- Function Declaration ============================
-- drop bombs function
function dropBomb()
       for i=0, payload	do
        if turtle.getFuelLevel()<1 then
                turtle.refuel()
        end

        turtle.select(2)
        redstone.setOutput("bottom",true)
        turtle.placeDown()
        	for n=0,3 do
        		turtle.forward(3)
      		end
      	end
end
 -- end drop bombs

-- take off function

function takeOff()
	for q=0,height do
		if turtle.getFuelLevel()<1 then
                turtle.refuel()
        end
        turtle.up()
	end
end

-- end take off

-- move forward function
function moveForward()
	for w=0,distance do
        -- check fuel
        if turtle.getFuelLevel()<1 then
                turtle.refuel()
        end
        -- end check fuel

        -- move if not in turning phase

         turtle.forward()

        -- end movement

	end
end
-- end move forward


-- spin function
function spin()
turtle.turnRight()
                                        -- because turnRight(2) doesn't work
turtle.turnRight()

print("turned around")
end
-- end spin function




-- land function

function land()
for t=0,height do
-- check fuel
        if turtle.getFuelLevel()<1 then
                turtle.refuel()
        end
	turtle.down()
	end
	spin()
 print("Bombing run complete")
 print("distance:") print (distance)
 print("height:") print (height)
 print("payload:") print (payload)
end

-- end land function

-- End Of Function Declaration ============================

-- Execution

takeOff()
moveForward()
dropBomb()
spin()
dropBomb()
moveForward()
land()