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