#include <iostream>

using namespace std;
bool judge(int a,int b)
{
    if(a*b%2==0) return 1;
    else return 0;
}
int main()
{
    int a,b;
    cin>>a>>b;
    if(judge(a,b))  cout <<"Even";
    else cout<<"Odd";
    return 0;
}
