Counter Calculation

function onLoad(save_state)
    -- Objects
    counter = getObjectFromGUID("96c66b")
    diceA = getObjectFromGUID("6c73b8")
    diceB = getObjectFromGUID("aa87f4")
end

function onUpdate()
    Ares = diceA.getValue()
    Bres = diceB.getValue()
    counter.setValue(Ares - Bres)
end