function main(input) {
    const args = input.split(" ");
    const a = parseInt(args[0], 10);
    const b = parseInt(args[1], 10);

    if ((a * b) % 2 === 0) {
        console.log("Even");
    } else {
        console.log("Odd");
    }
}

main(require("fs").readFileSync("/dev/stdin", "utf8"));