#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	//Author: Jixght
	string s;
	cin>>s;
	int first=s[0]-'0';
	if(first%2==1)cout<<"AllOdd";
	else cout<<"Even";
}

#include <iostream>
using namespace std;
int main(){
    string n;
    cin>>n;
    for(char c:n)
        if(c!='1'&&c!='3'&&c!='5'&&c!='7'&&c!='9'){
            cout<<"Even"<<endl;
            return 0;
        }
    cout<<"AllOdd"<<endl;
    return 0;
}