
function main(input) {
    var array = input.split(' ')
    var a = parseInt(array[0],10)
    var b = parseInt(array[1],10)
    var result = ''
    if ((a*b) % 2==0){
        result ='Even'
    }else {
        result='Odd'
    }
    return result
}

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