kyevan

class String    def mngcrypt        newstring = ""        self.length.times do |i|            newstring = newstring + (self.slice(i) ^ ((0x05 + (0xC1 * i)) % 0xFF)).chr        end        return newstring    endendmng = File.new("ds_music.mng", 'rb')mng.seek(4)scriptpos = mng.read(4).unpack("V")[0]scriptlen = mng.read(4).unpack("V")[0]mng.seek(scriptpos)encscript = mng.read(scriptlen)p encscript.mngcrypt