Unicode symbols used in this chapter’s examples for cut and
paste (read this file as UTF-8 text to decode them properly):

Ä 
☞ 
真Л⇨ 
🙂🙊👍 
aÄ🙂 
Äè 
💛 2 hÄck 🐍
way to 🍕
hÄck🙂1 
hÄck🙂2
sub🙊 
sub🙊bytes 
subsub👍 
💣