#include <iostream>
using namespace std;
int main() {
int n, k=0;
cin>>n;
int a[n];
for (int i=0; i<n; ++i) {
cin>>a[i];
if (a[i]%2==0&&(a[i]<a[k]||a[k]%2==1)){
k=i;
}
}
cout<<a[k];
return 0;
}
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