So, What is Blockchain?A blockchain is a distributed database shared between the nodes of a computer network. It saves information in digital format. Many people first heard of blockchain technology when they started to look up information about bitcoin.
Source: Computational Materials Science, Volume 266
。关于这个话题，Line官方版本下载提供了深入分析
"firstStartTime": "",，这一点在im钱包官方下载中也有详细论述
testSort(insertionSort, "Insertion", arr, N);