use std::io::prelude::*;
use std::fs::File;

fn main() {
    let mut fin = File::open("adunare.in").unwrap();
    let mut ab = String::new();
    fin.read_to_string(&mut ab).unwrap();
    ab.split(' ');
    let numbers: Vec<&str> = ab.split('\n').collect();
    let (a, b): (i32, i32) = (numbers[0].trim().parse().unwrap(), numbers[1].trim().parse().unwrap());
    let mut fout = File::create("adunare.out").unwrap();
    _ = write!(fout, "{}", (a+b));
}