
"use strict"

const Main= input =>{
  input=input.split(" ")
  const a =input[0]
  const b = input[1]
  const c =a*b
if(c%2==1){
  console.log("Odd")
} else{
  console.log("Even")
}
}
Main(require('fs').readFileSync('/dev/stdin', 'utf8'));