Module a 

ABC 343 A - Wrong Answer

refs: https://atcoder.jp/contests/abc343/tasks/abc343_a

use proconio::input;

fn main() {
    input! {
        a: usize, b: usize
    }

    if a + b == 0 {
        println!("1");
    } else {
        println!("0");
    }
}