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