use std::fs::File;
use std::io::{self, BufReader, BufRead, Write};

fn main() -> io::Result<()> {
    let input = File::open("adunare.in")?;
    let output = File::create("adunare.out")?;

    let mut reader = BufReader::new(input);
    let mut writer = io::BufWriter::new(output);

    let mut a = String::new();
    let mut b = String::new();

    reader.read_line(&mut a)?;
    let a: i32 = a.trim().parse().unwrap();

    reader.read_line(&mut b)?;
    let b: i32 = b.trim().parse().unwrap();

    writeln!(writer, "{}", a + b)?;

    Ok(())
}