#include <bits/stdc++.h>

using namespace std;

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