var input = '';
var reader = require('readline').createInterface({
    input: process.stdin,
    output: process.stdout

});
reader.on('line',function(line){
    input += line + ' '
});
reader .on('close',function(){
    main(input)
});
function main(input){
    var 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');
    }
}