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