// https://qiita.com/ytanto/items/caf7bf0ba287da81b20f

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

    console.log((a * b) % 2 === 0 ? 'Even' : "Odd");
}

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