#include<iostream> using namespace std; int main(){ int num; double a[100]; double sum,max=0,min=100; cin>>num; for(int i=0;i<num;i++){ cin>>a[i]; if(a[i]>max) max=a[i]; if(a[i]<min) min=a[i]; sum+=a[i]; } sum=(sum-max-min)/(num-2); printf("%.1lf",sum); return 0; }