def seconds_to_uptime(sec)
    time = sec
    left = 0
    times = []
    
    # day, hour, and minute respectively
    [86400, 3600, 60].each do |x|
      if time > x
        left = time % x
        part = ( time - left ) / x
        times.push(part)
        time = time - ( part * x )
      else
        times.push(0)
      end
    end
   
    times.push(time)
    return times 
  end