Automatic JJs [ROBLOX]

-- Do some JJs automatically
-- JJ/HJ/PJ system scripted by Vmena
-- ConvertNumToWords & ConvertTo999 functions by Nick Gammon

local AmountOfJJs = 30
local TimeBetweenMessages = 2.5 -- must be at least 2.5 to avoid chat limiter

local JJtype = "JJ" -- This can be "JJ" Jumping Jacks, "HJ" Hell Jacks, or "PJ" Phonetic Jacks

inverse_units = {
    "VIGINTILLION ",     -- 10^63
    "NOVEMDECILLION ",   -- 10^60
    "OCTODECILLION ",    -- 10^57
    "SEPTENDECILLION ",  -- 10^54
    "SECDECILLION ",     -- 10^51
    "QUINDECILLION ",    -- 10^48
    "QUATTUORDECILLION ",-- 10^45
    "TREDECILLION ",     -- 10^42
    "DUODECILLION ",    -- 10^39
    "UNDECILLION ",     -- 10^36
    "DECILLION ",       -- 10^33
    "NONILLION ",       -- 10^30
    "OCTILLION ",       -- 10^27
    "SEPTILLION ",      -- 10^24
    "SEXTILLION ",      -- 10^21
    "QUINTILLION ",     -- 10^18
    "QUADRILLION ",     -- 10^15
    "TRILLION ",        -- 10^12
    "BILLION ",         -- 10^9
    "MILLION ",         -- 10^6
    "THOUSAND ",        -- 10^3
}
inverse_numbers = {
    "ONE ",
    "TWO ",
    "THREE ",
    "FOUR ",
    "FIVE ",
    "SIX ",
    "SEVEN ",
    "EIGHT ",
    "NINE ",
    "TEN ",
    "ELEVEN ",
    "TWELVE ",
    "THIRTEEN ",
    "FOURTEEN ",
    "FIFTEEN ",
    "SIXTEEN ",
    "SEVENTEEN ",
    "EIGHTEEN ",
    "NINETEEN ",
    "TWENTY ",
    [30] = "THIRTY ",
    [40] = "FORTY ",
    [50] = "FIFTY ",
    [60] = "SIXTY ",
    [70] = "SEVENTY ",
    [80] = "EIGHTY ",
    [90] = "NINETY ",
}
phonetics = {
    ["A"] = "ALFA",
    ["B"] = "BRAVO",
    ["C"] = "CHARLIE",
    ["D"] = "DELTA",
    ["E"] = "ECHO",
    ["F"] = "FOXTROT",
    ["G"] = "GOLF",
    ["H"] = "HOTEL",
    ["I"] = "INDIA",
    ["J"] = "JULIETT",
    ["K"] = "KILO",
    ["L"] = "LIMA",
    ["M"] = "MIKE",
    ["N"] = "NOVEMBER",
    ["O"] = "OSCAR",
    ["P"] = "PAPA",
    ["Q"] = "QUEBEC",
    ["R"] = "ROMEO",
    ["S"] = "SIERRA",
    ["T"] = "TANGO",
    ["U"] = "UNIFORM",
    ["V"] = "VICTOR",
    ["W"] = "WHISKEY",
    ["X"] = "X-RAY",
    ["Y"] = "YANKEE",
    ["Z"] = "ZULU",
}

function ConvertNumToWords(n)
  local s = tostring(n)
    local c = string.match (s, "%D")
    if c then
        return nil, "Non-numeric digit '" .. c .. "' in number"
    end
    if #s == 0 then
        return nil, "No number supplied"
    elseif #s > 66 then
        return nil, "Number too big to convert to words"
    end
    while #s % 3 > 0 do
        s = "0" .. s
    end
    local result = ""
    local start = #inverse_units - (#s / 3) + 2

    for i = start, #inverse_units do
        local group = tonumber(string.sub (s, 1, 3))
    if group > 0 then
        result = result .. ConvertTo999 (group) .. inverse_units [i]
    end
        s = string.sub(s, 4)
    end
    result = result .. ConvertTo999(tonumber (s))
    if result == "" then
        result = "ZERO"
    end
    return (string.gsub(result, " +$", ""))
end

function ConvertTo999(n)
    if n <= 0 then
        return ""
    end

    local hundreds = math.floor(n / 100)
    local tens = math.floor(n % 100)
    local result = ""

    if hundreds > 0 then
    result = inverse_numbers[hundreds] .. "HUNDRED "
    if tens == 0 then
      return result
    end

    result = result .. "AND "

    end

    if tens <= 20 then
        return result .. inverse_numbers[tens]
    end

    result = result .. inverse_numbers[math.floor(tens / 10) * 10]

    local digits = math.floor(n % 10)

    if digits > 0 then
        result = result ..  inverse_numbers [digits]
    end

    return result
end

function sendChatMessage(msg)
    game.ReplicatedStorage.DefaultChatSystemChatEvents.SayMessageRequest:FireServer(msg,"All")
end

local Humanoid = game.Players.LocalPlayer.Character.Humanoid
if JJtype == "JJ" then
    for i=1,AmountOfJJs do
        sendChatMessage(ConvertNumToWords(i))
        Humanoid.Jump = true
        wait(TimeBetweenMessages)
        if not Humanoid then return end
    end
elseif JJtype == "HJ" then
    for i=1,AmountOfJJs do
        local thisWord = ConvertNumToWords(i)
        for i=1,string.len(thisWord) do
            sendChatMessage(string.sub(thisWord,i,i))
            Humanoid.Jump = true
            wait(TimeBetweenMessages)
            if not Humanoid then return end
        end
        sendChatMessage(thisWord)
        Humanoid.Jump = true
        wait(TimeBetweenMessages)
        if not Humanoid then return end
    end
elseif JJtype == "PJ" then
    for i=1,AmountOfJJs do
        local thisWord = ConvertNumToWords(i)
        local ActualMessage = ""
        for i=1,string.len(thisWord) do
            if i > 1 then
                ActualMessage = ActualMessage.. " "
            end
            local thisLetter = string.sub(thisWord,i,i)
            local thisPhonetic = phonetics[thisLetter]
            ActualMessage = ActualMessage.. thisPhonetic
        end
        sendChatMessage(ActualMessage)
        Humanoid.Jump = true
        wait(TimeBetweenMessages)
        if not Humanoid then return end
    end
end