fn read() -> T { let mut s = String::new(); std::io::stdin().read_line(&mut s).ok(); s.trim().parse().ok().unwrap() } fn read_vec() -> Vec { let mut s = String::new(); std::io::stdin().read_line(&mut s).ok(); s.trim() .split_whitespace() .map(|e| e.parse().ok().unwrap()) .collect() } fn main() { let numbers: Vec = read_vec(); let s: String = read(); print!("{} {}", (numbers[0] + numbers[1]), s); }