#include <iostream> #include<algorithm> #include<functional> using namespace std; int main(){ int x; cin>>x; int s[x]; for(int i=0;i<x;++i) cin>>s[i]; sort(s,s+x,greater<int>()); for(int i=0;i<x;++i){ if(s[i]%2==0){ cout<<s[i]; break; } } return 0; }