#include <iostream>
//#include<stdio>
#include<math.h>
using namespace std;

int main()
{
    int a , b;
    cin >> a >> b ;
   // a = 2;
    //b = 22;
    long int c = a*b;
    
    if(c%2 == 0)
    {
        cout << "Even" <<"\n";
        
    }
    else{
        cout <<"Odd" <<"\n";
    }
    return 0;
}
