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