#![allow(dead_code)]
use std::io::{stdin, BufRead};

fn solve(num: u64) -> &'static str {
    match num % 2 {
        0 => "Even",
        _ => "Odd",
    }
}

fn main() {
    let a: u64 = get_number();
    let b: u64 = get_number();
    println!("{}", solve(a * b));
}

fn get_line() -> String {
    let mut buf = String::new();
    stdin().lock().read_line(&mut buf).unwrap();
    buf.trim_end().to_string()
}

fn get_number<T>() -> T
where
    T: std::str::FromStr,
    T::Err: std::fmt::Debug,
{
    get_line().parse().unwrap()
}