// -*- coding:utf-8-unix -*-

use proconio::input;

// ABC086C - Traveling
// https://atcoder.jp/contests/abs/fasks/arc089_a

fn main() {
    input! {
        a: i32,
        b: i32,
    }

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