From Get Programming with Go (formerly titled Learn Go)

Take 40% off the entire book. Just enter anyoungman. into the discount code box at checkout at manning.com.

 

Get Programming with Go¬†introduces you to the powerful Go language without confusing jargon or high-level theory. By working through 32 quick-fire lessons, you’ll quickly pick up the basics of the innovative Go programming language!

 

Integers wrap around because the last 1 that was carried has nowhere to go