-the beginning of every Rust program. The first line says, "I’m declaring a
-function named `main` that currently takes no arguments and returns nothing."
-If there were arguments, they would go inside the parentheses (`(` and `)`),
-and because we aren’t returning anything from this function, we can omit the
-return type entirely.
+the beginning of every Rust program. The first line says, “I’m declaring a
+function named `main` that takes no arguments and returns nothing.” If there
+were arguments, they would go inside the parentheses (`(` and `)`), and because
+we aren’t returning anything from this function, we can omit the return type
+entirely.