#include <iostream>
#include <cstdio>
#include <string>
#include <cmath>
#include <cctype>
#include <cstdlib>
#include <stack>
#include <queue>
#include <vector>
#include <algorithm>
#include <list>
using namespace std;
 
int main() {
    int a, b;
    cin >> a >> b;
    if (a % 2 == 1 && b % 2 == 1) cout << "Even" << endl;
    else cout << "Odd" << endl;
}
#include <iostream>
#include <cstdio>
#include <string>
#include <cmath>
#include <cctype>
#include <cstdlib>
#include <stack>
#include <queue>
#include <vector>
#include <algorithm>
#include <list>
using namespace std;
 
int main() {
    int a, b;
    cin >> a >> b;
    if (a % 2 == 1 && b % 2 == 1) cout << "Odd" << endl;
    else cout << "Even" << endl;
}
#include <iostream>
#include <cstdio>
#include <string>
#include <cmath>
#include <cctype>
#include <cstdlib>
#include <stack>
#include <queue>
#include <vector>
#include <algorithm>
#include <list>
using namespace std;
 
int main() {
    int a, b;
    cin >> a >> b;
    if (a % 2 == 1 && b % 2 == 1) cout << "Even" << endl;
    else cout << "Odd" << endl;
}
