startup

local oReactor = peripheral.wrap("back")
local oCell = peripheral.wrap("bottom")
local iEnergy
local lPurcent

while 1 do

  iEnergy = oCell.getEnergyStored()
  lPurcent = iEnergy*100/80000000
  print(lPurcent)
  if lPurcent > 90 then
    oReactor.setActive(false)
  end
  if lPurcent < 10 then
    oReactor.setActive(true)
  end
  sleep(1)
end