Reactor Script

while true do
 energy = peripheral.wrap("bottom")

 if energy.getEnergyStored() < 40000000 then
  while energy.getEnergyStored() < 50000000 do
   rs.setOutput("back", true)
   sleep(1)
  end
 else
  rs.setOutput("back", false)
 end
sleep(1)
end