#include <iostream>
#include <vector>

using namespace std;

int main() {
    int min, i, n;
    cin >> n;
    vector <int> arr(n);
    for (i = 0; i < n; i++)
        cin >> arr[i];
        min = arr[0];
    for (i = 0; i < n; i++) {
        if (arr[i] % 2 != 0 && arr[i] < min)
    }
    if (arr[i] != 0)
        cout << arr[i]; else
        cout << 0;
}