function main(input) {
  	var buf = input.split(' ');
  	var a = parseInt(buf[0],10);
  	var b = parseInt(buf[1],10);
  	var output;
  	if((a * b) % 2 = 0){
    	output = 'Even';
    }else{
      output = 'Odd';
    }
    console.log(output);
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));