while (i < 16 && address[i].toInt() == 0 && address[i + 1].toInt() == 0) {
        i += 2
      }
      val currentRunLength = i - currentRunOffset
      if (currentRunLength > longestRunLength && currentRunLength >= 4) {
        longestRunOffset = currentRunOffset
        longestRunLength = currentRunLength
      }
      i += 2
    }
  }