
const main = function(arg) {
    var input = arg.trim().split(" ");
    var a = parseInt(input[0])
    var b = parseInt(input[1])
    
    if((a * b)%2 == 0){
        console.log("Even")
    }else {
        console.log("Odd")
    }
}

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