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', 'utf-8') );