function main(input) {
  const 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');
  }
  
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));