#!/usr/bin/python
# -*- coding: utf8 -*-

import sys
import time
import os

allbars =   "[//////////]"
emptybars = "[          ]"

home = os.getenv("HOME")

with open(home + "/.volume") as f:
  content = f.readlines()

with open(home + "/.mute") as f:
  isunmuted = (int(f.readlines()[0]) == 0)

if isunmuted:
  volume = int(content[0])
  bars = int(volume / 9000)

  if (volume % 9000 == 0):
    output = allbars[0:bars+1] + emptybars[bars+1:]
  if (volume % 9000 == 3000):
    output = allbars[0:bars+1] + "." + emptybars[bars+2:]
  if (volume % 9000 == 6000):
    output = allbars[0:bars+1] + "-" + emptybars[bars+2:]
else:
  output = "[  (mute)  ]"


print(output)
sys.stdout.flush