// Learn more about F# at http://fsharp.org

open System

let Input f =
    stdin.ReadLine() |> f

let InputArray f =
    stdin.ReadLine().Split(' ') |> Array.map f

[<EntryPoint>]  
let main argv =

    let in1 = InputArray int
    let a = in1.[0]
    let b = in1.[1]

    if a % 2 = 0 || b % 2 = 0 then
        printfn "Even"
    else
        printfn "Odd"

    0 // return an integer exit code
