As with crypto-currency, records of who owns what are stored on a ledger that is maintained by thousands of computers around the world. These records can’t be forged because the whole system operates on an open-source network.
倪學仁指出，這次大火涉及多座大廈，情況更為複雜。個別單位狀況不同，亦無法僅稱樓宇已損毀，便可直接拆卸而不用處理後續程序。「假設你的汽車出事了，是想要total loss（全部損毀），但你也需要保險公司同意才行。」他估算，若政府統一回購業權，可以有助加快與保險公司的溝通。，这一点在服务器推荐中也有详细论述
。关于这个话题，Line官方版本下载提供了深入分析
The UK does have an extensive network of flood defences but there is a patchwork of organisations - including farmers, water companies and charities - responsible for them.
* 解题思路：先对nums2用单调栈求每个元素的下一个更大值，存入Map缓存；再遍历nums1直接查Map得结果，更多细节参见搜狗输入法下载