#include<bits/stdc++.h>
using namespace std; 
int main(){//C++10级 最终得分 
	int n,high=0,low=100,scroe; 
	long long sum=0;
	cin>>n;
	for(int i=0;i<n;i++){
		cin>>scroe;
		sum+=scroe;
		high=max(high,scroe);
		low=min(low,scroe);
	}
	cout<<(sum-high-low)/(n-2);
	return 0;
}