use std::io::stdin; fn read_line() -> String { let mut line = String::new(); stdin().read_line(&mut line).ok(); line } fn main() { let line = read_line(); let first_vec: Vec<&str> = line.split_whitespace().collect(); let a: usize = first_vec[0].parse().unwrap(); let b: usize = first_vec[1].parse().unwrap(); let s: String = read_line(); println!("{} {}", a + b, s); }