#include<iostream> using namespace std; int main(){ int qween,p=0,er=9999,qq=0; cin>>qween; int I[9999]={0}; for(int E=0;E<qween;E++){ cin>>I[E]; qq+=I[E]; if(I[E]>p) p=I[E]; if(I[E]<er) er=I[E]; } qq-=p+er; printf("%.1lf",qq*1.0/(qween-2)); return 0; }