自訂車牌有一定限制。例如總數不得超過8個，而為避免和數字混淆，不得使用英文字母「I」、「O」及「Q」。另外，車牌號碼又不能低俗不雅或令人反感，不能帶有三合會含意，或在執法方面造成混淆。
SAVE $3,798.02: The Anker Solix F3800 portable power station, BP3800 Expansion Battery, and 400W solar panel bundle is on sale at Amazon for $3,598.98, down from the list price of $7,397. That's a 51% discount and the lowest price we've ever seen at Amazon for this bundle.。关于这个话题，PDF资料提供了深入分析
$ xxd -r -p /tmp/msg1 \，详情可参考PDF资料
Obviously, who’s going to win the election is something that there are odds made about every single day. You can criticize politics coverage in many ways, but predicting whether or not someone’s up or down or whether some candidate is on the rise such that they might win an election, that’s just a core part of political coverage. And the idea that you should be able to bet on that has gone through long periods of uncertainty.。PDF资料对此有专业解读
if (n <= 1) return n;