process.stdin.resume();
process.stdin.setEncoding('utf8');

var lines = [];
var reader = require('readline').createInterface({
  input: process.stdin,
  output: process.stdout
});
reader.on('line', (line) => {
  lines.push(line);
});
reader.on('close', () => {
  let num1 = parseInt(lines[0].split(' ')[0]);
  let num2 = parseInt(lines[0].split(' ')[1]);
  if (num1 % 2 === 0 || num2 % 2 === 0) {
    console.log('Even');
  } else {
    console.log('Odd');
  }
});