fn read_vec() -> Vec<i32> {
let mut vec: Vec<i32> = Vec::<i32>::new();
- // The central handle to the standard input is made available by `io::stdin()`.
+ // The central handle to the standard input is made available by the function `io::stdin`.
let stdin = io::stdin();
println!("Enter a list of numbers, one per line. End with Ctrl-D.");
for line in stdin.lock().lines() {