Minecraft>Reactor

local reactor, energy
reactor = peripheral.wrap("right")
if reactor.getConnected() then
    while true do
        energy = reactor.getEnergyStored()/10000000
        if energy > 0.9 then
            reactor.setActive(false)
        elseif energy < 0.5 then
            reactor.setActive(true)
            reactor.setAllControlRodLevels(0)
        else
            reactor.setActive(true)
            reactor.setAllControlRodLevels(50)
        end
        sleep(5)
    end
else
    print("Reattore non connesso!")
end