New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

visited| {(row, col)} 这是什么语法 #2

Open

Yellow-Champagne opened this issue Aug 25, 2020 · 1 comment

Yellow-Champagne commented Aug 25, 2020

visited| {(row, col)} 这是什么语法

FrankLoud commented Sep 12, 2020

{(row, col)}定义一个集合，元素为(row, col)
visited也是一个集合，| 为集合并操作。

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment