#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b;
  cin >> a >> b;
  int flug = 0;
  if ((1 <= a && a <= 10000) && (1 <= b && b <= 10000)) {
    flug = 1;
  }
  if (flug == 1) {
    if (a % 2 == 1 && b % 2 == 1) {
      cout << "odd" << endl;
    } else {
      cout << "Even" << endl;
    }
  }
}
