#include <iostream>
using namespace std;

int main(){
  int a,b;
  cin > a;
  cin > b;
  int x;
  x = a * b;
  if(x % 2  == 0){
  	cout << "Even" << endl;
  } else {
  	cout << "Odd" << endl;
  }
  return 0;
}
