mod.rs


folder 내 module 선언





> [In Rust, what is the purpose of a mod.rs file?](https://stackoverflow.com/questions/26435102/in-rust-what-is-the-purpose-of-a-mod-rs-file)

> [How do I import functions from subfolders in Rust](https://stackoverflow.com/questions/67426976/how-do-i-import-functions-from-subfolders-in-rust)





