index.md

problem_013

	Name	Size	Modified
	..	—	—
	__init__.py	0 bytes	Mon Jul 26 22:29:10 2021
	num.txt	4 KB	Mon Jul 26 22:29:10 2021
	right.html	1 KB	Mon Jul 26 22:29:10 2021
	right.md	460 bytes	Mon Jul 26 22:29:10 2021
	sol1.py	558 bytes	Mon Jul 26 22:29:10 2021