#[allow(unused_imports)]
use std::io::*;
use std::str::FromStr;

fn read<T: FromStr>() -> T {
  let stdin = stdin();
  let stdin = stdin.lock();
  let token: String = stdin
    .bytes()
    .map(|c| c.expect("failed to read char") as char)
    .skip_while(|c| c.is_whitespace())
    .take_while(|c| !c.is_whitespace())
    .collect();
  token.parse().ok().expect("failed to parse token")
}

fn main() {
  let s: String = read();
  let vec: Vec<&str> = s.split(' ').collect();
  let a: i32 = vec[0].parse().ok().expect("");
  let b: i32 = vec[1].parse().ok().expect("");
  let ans = if a * b % 2 == 0 { "Even" } else { "Odd" };

  println!("{}",  ans);
}
