process.stdin.resume();
process.stdin.setEncoding('utf8');
// Your code here!

function main(input) {
    const args = input.split(" ")
    const a = args[0]
    const b = args[1]
    
    if((a * b) % 2 === 0) {
        console.log("Even")
    } else {
        console.log("Odd")
    }
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));