Here's the insertion algorithm in Python. Step through the code and watch each line execute on the tree:
Мерц резко сменил риторику во время встречи в Китае09:25
，更多细节参见safew官方下载
with: [ any. any2 ] -> [ :pattern | pattern beLiteral ]; 。safew官方版本下载对此有专业解读
edition.cnn.com
Before diving into API design, it's worth asking: what is a stream?