Kilo is a small text editor in less than 1K lines of code (counted with cloc).

Usage: kilo <filename>

Keys:

CTRL-S: Save
CTRL-Q: Quit
CTRL-F: Find string in file (ESC to exit search, arrows to navigate)

这个是我fork过来的，我添加了我阅读代码的注释。
fork from origin repo, add code comment that what i understand.