use std::io::stdin; fn get_line() -> String { let mut line = String::new(); stdin().read_line(&mut line).ok(); line } fn main() { let first_line = get_line(); let second_line = get_line(); let splited_line: Vec<_> = first_line.trim().split(" ").collect(); let a: i32 = splited_line[0].parse().unwrap(); let b: i32 = splited_line[1].parse().unwrap(); println!("{} {}", a + b, second_line); }