const Main = input => {
  const num1 = parseInt(input[0].split(" ")[0], 10)
  const num2 = parseInt(input[0].split(" ")[1], 10)
  
  console.log((num1 * num2) % 2 > 0 ? 'Even' : 'Odd')
}
 
Main(require("fs").readFileSync("/dev/stdin", "utf8"));