#include<iostream>
#include<algorithm>
#include<string>
#include<functional>
#include<utility>
#include<stack>
#include<queue>
#include<cmath>
#include<list>
#include<cstdint>
#include<vector>
#include<map>
#define rep(i,rept)	for(ll i = 0; i<rept;i++)
typedef long long ll;
using namespace std;
long long int a = 0, b = 0, c = 0,d=0, x = 0, y = 0, z = 0,n=0,m=0, maxy = 0, mini = 9999, counter = 0, s = 0, endp = 0, checker = 0;
std::vector <char> vec{}, vecsec{}, vecth{};
long long int iremono[100001];
long long int iremono2[100001],check[100001];
std::vector<unsigned long long int>kinds{}, ans{}, kaku{};
char moji, moji2;
bool okada = false, okada2 = false;
std::string output, output2, input, one, two;
char rev[100001];
unsigned long long int kakunou2[101][101] = {};
unsigned long long int M, A, R, C, H;

int ctoi(const char c) {
	if ('0' <= c && c <= '9') return (c - '0');
	return -1;
}
unsigned long long int LCM(unsigned long long int a, unsigned long long int b) {
	unsigned long long int i, j;
	i = a; j = b;
	while (true) {

		c = i % j;
		i = j;
		if (c != 0) {

			j = c;

		}
		else {
			break;
		}
	}
	return j * (a / j) * (b / j);
}
int kaizyo(int k) {
	int sum = 1;
	for (int i = 1; i <= k; ++i)
	{
		sum *= i;
	}
	return sum;
}
int main()
{
	cin >> a >> b;
	if (a*b % 2 == 0) {
		cout << "Even" << endl;	
	}
	else {
		cout < "Odd" << endl;
	}
}