#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> pii;
typedef vector<long long> vl;
typedef vector<bool> vb;
#define int long long
typedef vector<int> vi;
#define pb push_back
#define mp make_pair
#define f first
#define s second
#define in insert
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define speed ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define Maxn 4000007
const int INF = 1e9 + 5;
const int mod = 1e9 + 7;
const int  N = 2e5 + 314;
void foo(){
    int a, b;
    cin>>a>>b;
    if(ll(a*b)%2==0)cout<<"Even";
    else cout<<"Odd";   
}
signed main(){
    speed;
    int t=1;
    //cin>>t;
    while(t--)foo();
}