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

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