Tributes have been paid to a young British hiker who was among 19 people killed when a packed passenger bus veered off a treacherous stretch of road and plunged 200 metres down a steep mountainside in Nepal.
Design principles
，这一点在safew官方版本下载中也有详细论述
输出：5（需排序 [6,4,8,10,9]）
《桃源村日志》制作组在杭州的办公室
Transforms can be stateless or stateful. A stateless transform is just a function that takes chunks and returns transformed chunks: