#include <bits/stdc++.h>
using namespace std;

int main() {
  int a , b ;
  int c = a*b;  
    cin >> a >> b;
    if (c%2 == 0){
      cout << "Even" << endl;
    }
    if else(c%2 == 1){
      cout << "Odd" << endl;
    }
}


    
