function main(input) {
    const arg = input.split(' ');
    const a = parseInt(arg[0],10);
    const b = parseInt(arg[1],10);
   if ((a * b)% 2 === 0) {
    console.log("Even");
   }else {
     console.log("Odd");
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));