fn get_input() -> String {
    let mut word = String::new();
    std::io::stdin().read_line(&mut word).ok();
    return word.trim().to_string();
}

fn main() {
    let a:i32 = get_input().parse().unwrap();
    let b:i32 = get_input().parse().unwrap();

    let sum = a * b;

    if sum % 2 == 0 {
        println!("Even");
    } else {
        println!("Odd");
    }
}