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