inform. gia fast answer

app = {
    function(a)
        return tonumber(tostring(a)..'2')
    end,
    function(a)
        if a == 0 or a == nil then return 0 end
        return tonumber(a) / 2
    end
}

math.randomseed(os.time())
math.random()

num = 1
function GetNum()
    while true do
        str = ""
        num = 1
        for i=1,5 do
            if math.random(1,2) == 1 or i == 1 then
                str = str.."WR2\n"
                num = app[1](num)
            else
                str = str.."delim\n"
                num = app[2](num)
            end

            if(num == 16) then print(str) return end
        end
    end
end

GetNum()