use std::io::{stdin, Read, StdinLock}; use std::str::FromStr; struct Input { a: i32, b: i32, s: String, } fn read_input(cin_lock: &mut StdinLock) -> Input { let a = next_token(cin_lock); let b = next_token(cin_lock); let s = next_token(cin_lock); Input { a, b, s } } fn solve(input: Input) { println!("{} {}", input.a + input.b, input.s) } fn next_token(cin_lock: &mut StdinLock) -> T { cin_lock .by_ref() .bytes() .map(|c| c.unwrap() as char) .skip_while(|c| c.is_whitespace()) .take_while(|c| !c.is_whitespace()) .collect::() .parse::() .ok() .unwrap() } fn main() { let cin = stdin(); let mut cin_lock = cin.lock(); let input = read_input(&mut cin_lock); solve(input); }