#include <bits/stdc++.h>
using namespace std;
int main() {
  int input1, input2;
  int calcResult;
  cin >> input1;
  cin >> input2;
  calcResult = input1 * input2;
  if (calcResult % 2 == 1) {
    cout << "Even";
  } else {
    cout << "Odd";
  }
}
