process.stdin.resume();
process.stdin.setEncoding('utf8');
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'));