func readInts() -> [Int] {
    return readLine()!.split(separator: " ").map { Int($0)! }
}

func main() {
    let line = readInts()
    let amari = (line[0] * line[1]) % 2
    let result = amari == 0 ? "Even" : "Odd"

    print("\(result)")
}

main()